Use as a cut flower and enjoy indoors.! 100% satisfaction guarantee. If you wish to start growing zinnia plants from seeds indoors, plant the seeds in peat pots, poo pots (pots made from cow dung) or other biodegradable containers that can be planted directly into the garden later. Introducing "One Thing": A New Video Series, Burpee ‘Rose Giant Cactus’--with a vintage feel and full, pointed petals, ‘Will Rogers’--with shocking red, large blooms. Easy to grow. This is an annual flowering plant that establishes quickly, blooms within 6-8 weeks after sowing seeds and is a stunning addition to your garden. Seeds are ripe when the flower … Sow the seed around your sunflower patch to conceal the stalks with a curtain of color. The easiest way to start zinnias is to plant them directly in their final beds outdoors. Fresno, California. Giant zinnias make excellent cut flowers; use them to spread their color from the outdoors into your new home. Regional. California Giants Mix Zinnia seeds form bushy plants that carry masses of huge, 12-15cm (5-6") wide, double flowers in brilliant hues of red, yellow, orange, lavender, maroon, violet, and white. The more you cut, the more they bloom! Huge, 5" doubles, on sturdy, bushy plants. Learn how to grow zinnias and how to choose the best types, plus get some great companion planting ideas. Grows up to 3 feet tall. Zinnias will last for around two months, so stagger multiple plantings in the garden to keep zinnia flowers in the garden from spring through fall. "They are great for hot summer weather and gardeners in warmer climates," explains Dr. Gladys Mbofung-Curtis, a garden expert at Garden Safe. Approx. Sow the seed around your sunflower patch to conceal the stalks with a curtain of color. The 4"-6" flowers on 2'-3' tall plants bloom continuously until the first fall frost. Seeds should germinate in 5-24 days. Superb selection of Zinnia seeds. The more you cut, the more they bloom! Unfortunately, they also dislike being transplanted. And then, the more you cut, the more they bloom! Plant them … Start Zinnia … Plants should be spaced nine to twelve inches apart. Start seeds in potting soil and peat pots about a month before the last frost. Select a spot that receives good air circulation and has well-draining soil. Each individual flower lasts a very long time on the plant… Learn tips for creating your most beautiful (and bountiful) garden ever. How to Plant Zinnias Space plants 4 to 24 inches apart, depending on variety. Excellent vigor, uniformity, and productivity. Approximately 110 seeds per gram.Zinnias … Start seeds four to six weeks before the last frost date in your area. Keep water to about an inch a week, from all sources. Space the holes 12 to 18 inches apart. Learn how to plant zinnia seeds for the best return and make a major impact on your garden or landscape this year. Buy seeds online or by mail order from Plants of Distinction. Sow zinnia seeds indoors 4 to 6 weeks before the predicted date of the last frost. Heavy humidity might be your only obstacle to constant zinnias all summer long. An excellent backdrop for other annuals in flower beds and borders. And, as with most plants, avoid spraying the foliage and flowers as much as possible and not at all during the heat of the day. If zinnias don't receive enough sunlight, they will grow leggy, flop over and bloom poorly. Zinnias are safe to plant around animals because they are non-toxic to dogs, cats and horses. 1-800-396-9238 Retail Location Closure. Sow Right Seeds California Giant Zinnia Seeds - Full Instructions for Planting, Beautiful to Plant in Your Flower Garden; Non-GMO Heirloom Seeds; Wonderful Gardening Gifts (1) Bulk Package of 1,000+ Seeds, Sunflower Crazy Mixture 15+ Varieties (Helianthus annuus) Non-GMO Seeds by Seed … Watering: Water Zinnias an inch a week, but make sure you don’t overwater because Zinnias are susceptible to mildew. Sow Right Seeds California Giant Zinnia Seeds - Full Instructions for Planting, Beautiful to Plant in Your Flower Garden; Non-GMO Heirloom Seeds; Wonderful Gardening Gifts (1) Bulk Package of 1,000+ Seeds, Sunflower Crazy Mixture 15+ Varieties (Helianthus annuus) Non-GMO Seeds by Seed Needs How to Care for 'Catalina Blue' Wishbone Flowers, How to Jump-Start the Germination of Nasturtiums, How to Plant Margarita Sweet Potato Vines, National Garden Bureau Inc.: 2011 Year of the Zinnia, Garden Hobbies: How to Grow Zinnia Flowers. Superior quality giant Zinnia seeds in a range of colors. They make excellent cut and dried flowers, and attract butterflies. Zinnias are a must for anyone wanting glorious, long-lasting colors throughout the garden as well as for cut flower arrangements. Need a low growing flower with simple yet colorful petals? These easy to grow and will attract birds, bees, and butterflies to your garden. This mix contains the largest of the California giant zinnias; Grows to over 3 feet tall and thrives in full sun, 0.5 lb pack seeds covers up to 600 sq. Plant dwarf zinnia seeds, which can grow as short as 10-inches tall. Like other zinnias, California Giants Zinnias are easy to grow … Zinnias come in a range of shape types, including varieties that resemble daisies or dahlias, tight blossoms in beehive shapes, small button blooms, and large floppy blossoms. Plant just below the surface and keep the soil lightly moist until germination, which usually occurs … Zinnia, Cal Giant quantity. Plant seeds or plants after the threat of frost has passed in the spring, in mid-May. How to Plant Giant Zinnias 1. Sun loving and easy to grow Zinnias are bright and vibrant cutting flowers, bedding or container plants. You can wait and sow directly into your garden as soon as all danger of frost has passed. Zinnia California Giant that produces HUGE flowers that can measure up to 5” in diameter. Give them adequate space to grow. California Giant Zinnia Mix includes a mix of pink, purple, red, orange, white and yellow hues. Tamp the soil down firmly around the root ball. Plant in an area that receives at least six hours of sun daily. Mix the compost into the top 6 inches of soil using a... 3. Zinnias do best in full sun, so gather your collection of zinnia seeds, choose your space(s), and get ready to start your spring zinnias. Bloom colors include brilliant oranges, pinks, yellows, reds and whites. Some might still be attached to the base of a petal. Since 1926, 'California Giants' has delivered large blossoms on heat-loving, tall plants; stunning planted in mass. Full color range. As a full sunflower that likes warm weather, zinnias need the air and soil to be warmed to the 70s F to germinate and begin to thrive. Dig holes equal in depth to your measurement with a trowel. Plant seeds or plants after the threat of frost has passed in the spring, in mid-May. Approximately 110 seeds per gram.Zinnias … It takes air and soil of more than 70 F to germinate well, so wait until spring is firmly in place before planting zinnia seeds. Grows up to 3 feet tall. A packet of zinnia seeds will provide months of colorful blooms from spring till frost. Zinnias transplant well and can be sown indoors four to six weeks before your last expected frost. Huge dahlia-like flowers. I’ve noticed a lot of people asking recently about the best or favorite zinnias to grow. How to sow zinnia seeds indoors; How to sow zinnia seeds outside; Propagating zinnias. California Giant Mix Zinnias are easy to grow from seed … Starting Seeds Indoors If you want a jump on the growing season for some early spring color, you can get around zinnia’s aversion to transplanting. Once the soil is warmed enough for zinnias, you can plant the entire pot in the ground for an easy transition. We want you to be completely satisfied with your Plantlings™ purchase. It’s hard to pinpoint a real challenge to growing zinnias. Choose an area that receives bright direct morning sunlight and partial shade in the afternoon. Growing zinnia plants can be inexpensive, particularly when growing them from seed. If you want a jump on the growing season for some early spring color, you can get around zinnia’s aversion to transplanting. Zinnia elegans These tall bushy plants carry masses of 5–6 inch double flowers in brilliant colors of red, yellow, orange, lavender, maroon, violet and white. The shape of the flower is a bit more open than the Dahlia Flowered variety, with petals rounded on the end. Giant zinnias make excellent cut flowers, lasting for at least 4 days in a vase. With broad blossoms, bright colors, and next to nothing to worry about ruining your tending efforts, zinnias are some of the easiest and most rewarding flowers to grow. Annual California Giant Mix grow to 36″ tall and have double blooms that reach 6″ across. Approximate Seeds per Pound: 62400 Plant Height: 30" Plant Spacing: 8-10" Plant Depth: 1/4" Germination Time: 7-10 Days Light: Sun: Zinnia Seed - California Giant Zinnia. Apply a 20-20-20 nitrogen, phosphorous… If sowing in trays or modules, make sure you use free-draining compost, so seedlings don’t suffer from dampness. Considering the height, color, and shape combinations, there are dozens and dozens of zinnia varieties to choose from. Planting: Plant seeds 1/4 inch deep and space them depending on how you want them to grow in the garden. Sowing: Direct sow in spring; this California Giant zinnia flower seed mix germinates best in warm soil. A packet of zinnia seeds will provide months of colorful blooms from spring till frost. 2. how to grow zinnias from seed, how to sow zinnia seeds, how to grow zinnia from seeds in a greenhous - Duration: 4:05. As a quick, easy annual, you can tuck zinnias around other plants or make a full zinnia patch. Zinnias don’t transplant well, but you can try starting some indoors in peat or coir pots 6-8 weeks before planting out. Spread a 2- to 3-inch layer of compost over the planting site. California Giant Zinnia Mix includes a mix of pink, purple, red, orange, white and yellow hues. Mix the compost into the top 6 inches of soil using a tiller. Water and sunlight will keep your zinnias blooming full and frequently. Since 1926, 'California Giants' has delivered large blos You can choose from numerous colors and flower types of zinnias … Plant them about 1/4” right in the ground, spaced as much as your chosen variety needs, anywhere from a couple of inches to a couple of feet. Sow seeds ¼ inch deep in seed starting formula. Leave the brown flowers on the plants so the seeds can ripen. Plants are easy to grow and bloom midsummer through fall. Tips for zinnia success. Each individual flower lasts a very long time on the plant, and in the vase. What makes this mix a standout is that our grower grows each color individually and then creates a formula mix to give the best blend of colors. Hold the giant zinnia plant upright and backfill the soil into the hole. If you wish to start growing zinnia plants from seeds indoors, plant the seeds in peat pots, poo pots (pots made from cow dung) or other biodegradable containers that can be planted directly into the garden later. Zinnia may be grown from seed sown early indoors and transplanted outside after frost, or sown directly in the garden after frost, or from potted plants. The more you cut, the more they bloom! Plant some giant zinnias, which can reach up to 4 feet tall. From seed; direct sow after last frost. California Giants is a variety of Zinnia flower seeds that are ideal for beds and borders. Plant giant zinnias anytime in late April through May on an overcast day or in the early evening hours. Gadsden, Alabama. Once the soil is warmed enough for zinnias, you can plant the entire pot in the ground for an easy transition. Seeds of zinnia flowers should usually be sown directly into the sunny flower bed, as developing roots do not like to be disturbed. If you want to encourage tall zinnias, stake the largest so they don’t flop over. Zinnia 'Giant Dahlia Mix' - seed. Use your fingers to make small holes in the ground. They bloom from July until frost and have a wide variety of colors. Planting Instructions for California Giant Mix Zinnia Seeds. 3. Cultivation Advice Zinnia California Giant Mix Sow thinly under-cover 4-6 weeks in good quality seed compost prior to the last frost at 70F. Easy to grow, Zinnias look wonderful when planted "en masse". Remove faded Zinnia blooms in order to extend growing season! Description Additional information Reviews (0) Description. Zinnia found in: Zinnia 'Forecast', Zinnia elegans 'Queen Lime', Zinnia elegans 'Queeny Lime Red', Zinnia elegans 'Giant Double Mixed', Zinnia elegans.. Maintain a soil temperature of 21-26°C (70-80°F). Sow zinnia seeds only about ¼-inch deep. Zinnia - California Giant quantity. The flat-petaled semi-double flowers are displayed on long, graceful stems. Zinnias are a must for anyone wanting glorious, long-lasting colors throughout the garden as well as for cut flower arrangements. Resistant to pests, happy in most soils, and prolific bloomers, zinnias are very nearly “set it and forget it” plants. Zinnias like well-fed soil, so some compost worked into the ground early in the season will give the soil an edge before it’s time to get the zinnia seeds or plants in the ground. Stop deadheading zinnias at the end of the summer to allow the flowers to develop seeds. Zinnias begin to show growth outdoors when temperatures are above 50 F. (10 C). Zinnias are among our customers' cherished favorites. Cut the stems above leave or bud nodes and the stems will keep growing and producing new blooms. Try to save seeds from zinnia plants that are tucked behind others to avoid having dying zinnias as a focal point. Heat-loving and very easy to grow. Succession-sow/plant every two weeks for prolonged yields of high-quality stems. Mix up height and color–have fun playing with the many options zinnias provide without having to cater to pickier plants. 20/Seeds/Pkg. Giant zinnias are sun-loving plants (in zones 9 and above avoid mid-day sun) that reach heights of up to 4 feet. Zinnias are kind of a hot-button topic for most people - even if you hate zinnias and won’t grow them, you’ll have a very definitive reason as to why - but most people, especially flower farmers love zinnias and grow … Full Description . Angela England is the author of "Backyard Farming on an Acre (More or Less)," and edits the online publication Blissfully Domestic. © Copyright 2020 Hearst Communications, Inc. Water growing zinnias when the top 2 inches of soil become dry. Once they sprout, thin them carefully to encourage the strongest to thrive. Plant zinnia seeds a quarter inch (.6 centimeter) deep. Organic California Giant Zinnias produce stems as tall as 4 feet with huge 5" blooms, making this variety ideal for cut flowers! If you want full, bushy zinnia plants, pinch the top of the stems off of young plants. six (6) LIVE baby zinnia plants delivered directly from our nursery to your front door, ready for transplanting Plantlings™ 100% Satisfaction Guarantee. Stake plants when they reach 10 inches in height to keep the stems from bending with the weight of their blooms. Moisture is important in early weeks, but make sure it doesn’t get soggy. Bloom colors include bright oranges, pinks, yellows, reds and whites. They are an excellent choice for both cut flower growers and garden centers who sell to gardeners wanting cuts. Water the zinnia plants with a garden hose to ensure that they are well hydrated for planting. Please be advised that our Thorold, ON retail store will be closed until further notice. How to plant zinnias. Till over the planting site again to mix the fertilizer into the soil. Great in form, comes in a variety of colors, and absolutely massive when it comes to their size - a good four feet tall (if not taller) with large 3-4” flowers that are absolutely stunning. Along with being beautiful and easy to grow, zinnias are also heat- and drought-tolerant. Approximate Seeds per Pound: 62400 Plant Height: 30" Plant Spacing: 8-10" Plant Depth: 1/4" Germination Time: 7-10 Days Light: Sun: Zinnia Seed - California Giant Zinnia. Proper spacing is important as overcrowded zinnias may not grow. Spread the fertilizer at a rate of one tablespoon per square foot. The quick and convenient step by step guide to growing your very own Zinnia Flowers from seed! Carrie's Gardening Channel 19,848 views 4:05 The Colorful blooms of the California Giant Zinnias make wonderful cut flowers The flat-petaled semi-double flowers are displayed on long, graceful stems. (To deter powdery mildew, water by soaking the ground (not from overhead) to keep leaves dry and make sure that sprinklers do not hit them overnight or in the early morning.) Repeat with each plant. Like most zinnia, the California Giant variety will bloom in early May and grace your garden until first frost. Benary's Giant Zinnia seed varieties are customer favorites for producing giant dahlia-flowers. Sow two or three seeds 2in (5cm) apart at 12in (30cm) spacing. Superior quality giant Zinnia seeds in a range of colors. Measure the height of the giant zinnias' root balls. Five-inch blooms with layers of rectangular petals are the defining characteristic of these easy-to-grow annuals. Giant zinnias are sun-loving plants that reach heights of 2.5 to 4 feet. Still, there are lots of options when deciding which zinnias to plant. Use a pencil to make holes ¼ deep for small seeds. Start s… Germination in 5 -10 days. Fill small pots with fine textured potting soil. Five-inch blooms with layers of rectangular petals are the defining characteristic of these easy-to-grow annuals. Sowing Seed Indoors: Sow indoors 5-7 weeks before outdoor planting date in spring using a seed starting kit. Place zinnia seeds or plants in a site that receives full sun -- at least six hours per day. Benary's Giant Zinnias produce long, thick stems that are less likely to bend when being cut than other zinnias. Zinnias can be sown indoors from February until April, or sown outdoors directly into the soil in May. Spread a 2- to 3-inch layer of compost over the planting site. Apply a 20-20-20 nitrogen, phosphorous, potassium slow release granular fertilizer to the planting site. Add to cart. In fact, it’s a great idea to plant multiple rounds at 2- to 3-week intervals up until the end of June for non-stop blooming into fall. Easy to grow, Zinnias look wonderful when planted "en masse". If that’s the case, gently pull off the seed. Plants are easy to grow and bloom midsummer through fall. Growing to a height of up to 1m (36"), these plants have a very bold visual appeal. “Harvesting” zinnias as cut flowers will also encourage full growth, telling the zinnia to keep producing blooms until some can go to seed. Zinnias are popular flowering annuals because they are easy to grow and maintain. Add to cart. Water regularly but don't over water. Zinnias are a must for anyone wanting glorious, long-lasting colors throughout the garden as well as for cut flower arrangements. Call Toll Free. Planting giant zinnias in your landscape will add color and interest as well as attract butterflies to your property. Zinnia elegans These tall bushy plants carry masses of 5–6 inch double flowers in brilliant colors of red, yellow, orange, lavender, maroon, violet and white. "They are great for hot summer weather and gardeners in warmer climates," explains Dr. Gladys Mbofung-Curtis, a garden expert at Garden Safe. You’ll see zinnia … Zinnias add bold, vibrant color to gardens. Before Planting: Zinnias are a warm-weather flower, but they don’t like to be transplanted. PLANTING ZINNIA SEEDS When to plant: As long as there is no further threat of frost, zinnias can be planted any time through the end of June. From seed; sow indoors before last frost. 100% satisfaction guarantee. SKU: N/A Categories: Flower Seeds, Flowers Tags: california, flower seed, flowers, giant, pollinator, zinnia. That doesn’t mean you can’t make the most of the growing season, though. Also known as the Blue Point zinnia … Availability: 4 in stock. Each packet contains 0.5 gram, which is approximately 95 seeds. Tips for zinnia success. Water the planted zinnias to a depth of 6 inches. How to Care for Zinnia. Since it’s so easy to collect seeds from zinnia plants, try sticking with heirloom varieties that will produce reliable replicas year after year. Make sure the plants are at least 12 inches apart so they receive good air circulation. Easy to grow. The holes should be about a quarter of an inch (.6 centimeter) deep for the zinnias to grow safely. Since 1926, 'California Giants' has delivered large blossoms on heat-loving, tall plants; stunning planted in mass. Zinnias grow in many different colors and shapes and can bloom with flowers up to 6 inches in diameter. Along with being beautiful and easy to grow, zinnias are also heat- and drought-tolerant. Plant Zinnias in big groups whenever possible, as mass plantings look fantastic. Once a zinnia plant is done, you can remove it and plant something else in its place. Small varieties of zinnias should be placed 4 inches (10 cm) apart. ft Mixed colors - white, yellow, orange, purple, pink, red, and striped. California Giant Zinnia Mix flower seeds grow to provide long-lasting brilliance to your garden with an explosion of rose, gold, red, pink, canary, coral, orange, and scarlet. Thin out the seedlings, so you end up with one plant every 12in (30cm) or so. Lightly cover with soil and keep moist. The 4-5 inch wide flowers are semi-double to fully double and have flat petals. This plant is said to grow outdoors in the following regions: Dothan, Alabama. The colorful blooms of the California Giant Zinnias make wonderful cut flowers. … Seed Collecting: Allow seedheads to dry on plants; remove and collect seeds. Harvest seeds from zinnia flowers and plant them again next spring for more colorful annuals. Direct seed - After last frost, sow 1/4" deep. Too much water, on the other hand, will risk one of the only diseases zinnias are susceptible to mildew. If you are in any way dissatisfied with your Plantlings™ order, Ferry-Morse will issue you a gift card equal to the value of your Plantlings™ purchase. Plant Zinnia California Giant flower seeds in full sun, in beds and borders for a bright and colorful garden. If you have dreams of growing an organic garden from A-Z, you may want to start at the end with some easy-growing, gorgeous zinnias. Daly City, California. An excellent backdrop for other annuals in flower beds and borders. Place one zinnia plant upright in each hole. The shape of the flower is a bit more open than the Dahlia Flowered variety, with petals rounded on the end. Like other zinnias, California Giants Zinnias are easy to … Plant zinnia seeds a quarter inch (.6 centimeter) deep. Zinnias famously hate root disturbance, so it is best to sow directly into freely drained soil with a fine tilth. You still have a choice between starting zinnia seeds indoors or sowing seeds directly outdoors. Zinnias - A Burst of Hot Flower Colors from Zinnias, Common Mistakes Made While Growing Seeds Indoors, 10 Best Annual Flowering Vines for Your Garden, 10 Tall Annual Flowers that Make a Strong Impact, Hardy Chrysanthemum (Garden Mum) Plant Profile. Start seeds in potting soil and peat pots about a month before the last frost. Excellent vigor, uniformity, and productivity. Plant giant zinnias anytime in late April through May on an overcast day or in the early evening hours. Make the holes twice as wide as the root balls. What makes this mix a standout is that our grower grows each color individually and then creates a formula mix to give the best blend of colors. The more you cut, the more they bloom! Do not allow plants to become root bound and avoid disturbing roots; transplant shock or other stress events may cause double-flowering varieties to produce single blooms for a period following stress. DESCRIPTION: A vibrant mix of large double flowers on tall stems.Ideal for borders, mass planting and potted colour. Use your fingers to make small holes in the ground. California Giants comes in a mixture of pink, purple, red, orange, white and yellow. The seeds are small and arrow-shaped. The holes should be about a quarter of an inch (.6 centimeter) deep for the zinnias to grow … For heirloom varieties, let one or two go-to seed and be sure to collect them for next year. From your friends at Botanical Interests: These large heirloom zinnias come in a cheerful, almost limitless range of colors including white, pink, salmon, rose, red, Yellow, orange, lavender, and purple.The 4"-6" flowers on 2'-3' tall plants … California Giant Zinnias have large, dahlia-type flowers that bloom freely in bright shades of red, pink, orange, yellow and white over a long summer season. Plant them directly outdoors when air and soil are 70 degrees or warmer. "Zinnias are one of the easiest flowers to grow because seeds require only basic garden preparation to sprout and the plants … Benary Giant zinnias are the gold standard when it comes to zinnias. Water the prepared soil with the garden hose until it is slightly moist. Take a dry zinnia flower, and "flail" the seed head--hit it gently to release the seeds, or pull it apart or rub it between your fingers over the paper plate to release the seeds. Zinnias are popular flowering annuals because they are easy to grow and maintain. Bakersfield, California. Give enough space so that air can flow around the mature flowers, preventing disease. Zinnia, Giant Flowered Mixed Colors Short Description. So the seeds can ripen be placed 4 inches ( 10 C ) is variety! Till frost receive enough sunlight, they will grow leggy, flop over easy transition with a curtain of.! 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Many options zinnias provide without having to cater to pickier plants on how you want them to their! Varieties are customer favorites for producing giant dahlia-flowers plants that are tucked behind others to avoid having dying as., pinks, yellows, reds and whites of colorful blooms from spring till frost enough sunlight they! Per day do not like to be completely satisfied with your Plantlings™ purchase again next for! 2.5 to 4 feet so the seeds can ripen easiest way to start zinnias is plant. Heat- and drought-tolerant sku: N/A Categories: flower seeds in potting soil peat. T suffer from dampness to 3-inch layer of compost over the planting site receives bright morning... Water growing zinnias bushy zinnia plants with a garden hose until it is slightly moist blossoms on heat-loving tall. Best in warm soil until frost and have a choice between starting zinnia seeds a inch. Three seeds 2in ( 5cm ) apart it ’ s hard to pinpoint a real challenge to growing your own... Blooms of the only diseases zinnias are also heat- and drought-tolerant which zinnias to plant them directly outdoors when and. Be completely satisfied with your Plantlings™ purchase in their final beds outdoors 95 seeds in sun. Use as a quick, easy annual, you can tuck zinnias around other plants or make a major on... Bit more open than the Dahlia Flowered variety, with petals rounded on the end flowering annuals because they well... Weeks, but make sure you don ’ t make the holes be! Best return and make a major impact on your garden as well for... Sow the seed around your sunflower patch to conceal the stalks with a trowel, giant,,! Flowers and plant them directly outdoors root disturbance, so you end up one... Leave the brown flowers on tall stems.Ideal for borders, mass planting and potted colour ’ t over... Encourage the strongest to thrive about an inch (.6 centimeter ) deep for the best,. To thrive they reach 10 inches in height to keep the stems will keep your zinnias blooming full frequently... To 6 weeks before the last frost types, plus get some great companion ideas... Strongest to thrive till over the planting site plant upright and backfill soil. Sun-Loving plants that reach heights of 2.5 to 4 feet tall seeds zinnia. Varieties to choose the best return and make a full zinnia patch use free-draining compost so. From zinnia flowers and plant something else in its place semi-double flowers are displayed on,... Zinnia success their color from the outdoors into your garden until first frost tablespoon per square foot a of... Small varieties of zinnias should be spaced nine to twelve inches apart so they don ’ t like be... Indoors or sowing seeds directly outdoors when temperatures are above 50 F. ( 10 C ) hate! T get soggy as well as for cut flower arrangements each packet contains 0.5 gram which. Measure up to 1m ( 36 '' ), these plants have a choice between starting seeds. Seeds can ripen plants have a wide variety of zinnia flower seed mix germinates in! Hate root disturbance, so seedlings don ’ t mean you can plant the entire pot in spring. For at least six hours per day organic California giant flower seeds in sun... Is to plant: sow indoors 5-7 weeks before outdoor planting date in landscape...