Yes, especially the shorter varieties. Be sure to protect them from wind and hot sun at first. Accustom young plants to outdoor conditions by moving them to a sheltered place outside for a week. Learning how to grow globe amaranth is easy and its round blooms will attract butterflies and important garden pollinators. As soon as seedlings emerge, provide plenty of light on a sunny windowsill or grow seedlings 3-4 inches beneath fluorescent plant lights turned on 16 hours per day, off for 8 hours at night. Use low rates of a slow release fertilizer as higher rates may encourage root rots. Select a sunny site for Gomphrena. Gomphrena is a beautiful & long lasting annual flower variety that is a must try for fresh or dried arrangements. SOWING: Transplant - Sow 6-8 weeks before last frost. The plant can grow anywhere from 4-40” inches and the stems can be bending or prostrate. Expect the plants to die back when cold temperatures appear, but don’t get distressed! For drying, cut stems just as blooms open fully and hang in bunches in a warm, dark, dry place. Unpot the plant and gently loosen the root ball with your hands to encourage good root growth. Place the top of the root ball even with the level of the surrounding soil. Seedlings do not need much fertilizer, feed when they are 3-4 weeks old using a starter solution (half strength of a complete indoor houseplant food) according to manufacturer’s directions. Globe amaranth, Gomphrena globosa When to Plant Globe Amaranth. Thin to stand about 10 inches apart starting when seedlings are 1-2 inches high. Ideally amaranths should be spaced at about 20 to 30 cm apart and grown in a sunny part of the garden, For best result grow Gomphrena species in a soil of pH 6 to 7. Make sure plants have good air circulation. Press soil down firmly with your hand. Aphids: Greenish, red, black or peach colored sucking insects can spread disease as they feed on the undersides of leaves. For annuals an organic mulch of shredded leaves lends a natural look to the bed and will improve the soil as it breaks down in time. These multi-stemmed plants produce colorful, clover-like flower heads that are useful in both cut bouquets and dried arrangements. The flowers also work nicely in fresh flower arrangements. Compost is a wonderful form of organic matter with a good balance of nutrients and an ideal pH level, it can be added to your planting area at any time. Space plants 12 to 18 inches apart and keep them moderately moist. Learning how to grow globe amaranth is easy and its round blooms will attract butterflies and important garden pollinators. Be careful to not overwater plants once established, they thrive in hot and dry conditions. If you’re starting gomphrena in cell trays or soil blocks, place the seed on top of the soil (to help it receive light) and then water in well. Watering at the base of the plant or in the morning gives leaves a chance to dry off and prevents this problem. The soil temperature should be around 25 degree Celsius for germinating gomphrena seeds. Many gardeners purchase gomphrena seedlings as inexpensive bedding plants. The plant is a tender annual, but it tends to reseed itself for years of consistent blooms in the same area. By: Bonnie L. Grant, Certified Urban Agriculturist. In most USDA zones, the seeds that set after the flower is spent, will germinate in soils after winter. Raise the lights as the plants grow taller. They have fine white hairs covering young growth, which matures to thick green stems. Allow 12 inches (30cm) between tall varieties. Leaflets may point upward and have a grayish cast. Most plants require a dark period to grow, do not leave lights on for 24 hours. If you aren't familiar with globe amaranth flowers, there are several reasons to get to know this low-care landscape plant. Before planting in the garden, seedling plants need to be “hardened off”. General care of globe amaranth flowers is the same for any cut floral. Gomphrena thrives in hot and dry weather. Place the top of the root ball even with the level of the surrounding soil. After new growth appears, a light fertilizer may be applied. Plant globe amaranth in full sun. This will result in early season flowering. Don't cover the seeds with soil, as soil blocks sunlight that the tiny seeds need to germinate. How To Propagate Gomphrena Plants. Burpee Recommends: Remove affected plant parts, avoid watering at night and getting water on the plant when watering. If drainage is poor add compost or peat moss to improve drainage. Sow ¼ inch deep in seed-starting formula. The plants are propagated with Gomphrena seeds. It has performed very well in hot, humid climates where it blooms … Cut just before the flower is fully open. Most plants respond well to soils amended with organic matter. This plant is useful as summer bedding or in a border or cutting garden. Many gardeners purchase gomphrena seedlings as inexpensive bedding plants. © 2020 W. Atlee Burpee & Co. All Rights Reserved. Purchase gomphrena bedding plants at a nursery or garden center, or plant seeds directly in your garden after danger of frost has passed. Direct sow in full sun in well-drained soil after danger of frost. Growing globe amaranth from seed is common in most zones, but the plants are also readily available in most nurseries and garden centers. The plant is a tender annual, but it tends to reseed itself for years of consistent blooms in the same area. Globe amaranth plants (Gomphrena globosa) grow from 6 to 12 inches high. Thrips: Thrips are tiny needle-thin insects that are black or straw colored. Thoroughly water and apply a light mulch layer on top of the soil (1-2 inches) to conserve water and reduce weeds. Burpee Recommends: Do not overwater plants, keep the soil moist but not wet. Is gomphrena easy to grow? Does gomphrena attract pollinators? The plants were beautiful and … Cercospora Leaf Blight: Small flecks which develop a yellowish halo appear on the leaves and turn brown and coalesce. Fill with soil to the top of the root ball. Unpot the plant and gently loosen the root ball with your hands to encourage good root growth. Your browser's Javascript functionality is turned off. Gomphrena is a summer plant, so the best time to grow it is the summer season. Globe amaranth performs best in garden soil, but you can also put them in containers. When do I cut gomphrena for cut flowers? This culture is characterized by unpretentiousness, so it is very easy to take care of gomphrena. They cause the leaves to wither and die. Find more gardening information on Gardening Know How: Keep up to date with all that's happening in and around the garden. Ignore for the rest of the season until fall clean up. The plant will have a stippling, discolored flecking or silvering of the leaf surface. Sow gomphrena seeds indoors to get a head start, or outdoors where you want the plants to grow at about the time of your last spring frost. Yes, gomphrena attracts butterflies. Cover seed lightly with about 1/8" growing media. The addition of organic matter (leaf mold, compost, well-rotted manure) benefits all gardens and is essential in recently constructed neighborhoods. Plants absorb more water than they can use. Transplant to cell packs or larger containers about 3 weeks after sowing. Water the plant's soil when the soil begins to dry out during spring and summer while the plant grows actively. How to Grow: Start seed indoors in trays 4-6 weeks before last frost; transplant out after all danger of frost has passed. Fill with soil to the top of the root ball. Can I grow gomphrena in containers? Sow seeds evenly and thinly and cover with ¼ inch of fine soil. Growing globe amaranth is not difficult at all. In the 1920’s when the Higgledy Garden kept cut flower fields in Panama, Sebastian Higgledy, the then custodian, came across the wonderful Gomphrena ‘Strawberry Fields’ growing in the front garden of the local, ex pats, swinger’s club…he wasted no time in attempting to grow the flower from seed and by jingo it was a roaring success. 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Gomphrena globosa grow and care – herbaceous of the genus Gomphrena also known as Globe amaranth, Gomphrena globosa annual plant mostly used as ornamental plant but it’s also edible plant for the leaves and flowers, used as cut flower, it’s drought tolerant plant and attract pollinators, can grow in tropic, mediterranean, subtropical or temperate climate and growing in hardiness zone 2+. Burpee Recommends: Destroy diseased plants and the plants on either side. Seed tray preparation – Scatter the seeds over equal parts of sand, potting soil and peat moss mixed together. If you don’t mind late flowering, start them outdoors once the last frost has passed. It is an annual herb or perennial plant. Always keep mulches off a plant’s stems to prevent possible rot. The flower heads are clusters of florets that resemble large clover flowers. An interesting bit of globe amaranth info is that the flowers dry well. This plant will grow well in dry conditions but it is wise to water when plants are young and in drought conditions after they are established. Its plant cousins include amaranth, cock’s comb, and spinach. Virus (Various causes): The most characteristic sign of virus is tight and dark green mottling of the leaves. Prepare the soil by removing weeds and working organic matter into the top 6-8 inches of soil; then level and smooth. Thrips can spread many diseases from plant to plant. This hardening off process toughens the plant’s cell structure and reduces transplant shock and scalding. When the plants are young, pinch the tips back to encourage branching; this will make the plants bushier. That’s it. Botanical name: Gomphrena globosa; Common name: Globe amaranth; Where to Plant Globe Amaranth. Gomphrena globosa, is a tropical annual in the Amaranthaceae family that originates in Central and South America, where its classic magenta blossoms dot the landscape. Botrytis: This fungus causes a grey mold on flowers, leaves, stems and buds. This site uses cookies to enable shopping cart usage, provide you with relevant product and promotions, and measure performance. Narrow, oval leaves are 24 inches long. Globe amaranth’s nearly nonstop flowers make it an all-time favorite for beds, borders, and containers, where it will attract butterflies and take the summer heat without missing a beat. Plant in full sun in a well drained garden soil anywhere in zones 3 to 10 following the last frost of spring. Seedlings will emerge in 10-14 days depending on soil and weather conditions. Gomphrena may be grown from seed sown early indoors and transplanted outside after frost, or sown directly in the garden in summer, or planted as a potted plant. Once dried, they may be used with the stems or remove the flowers and add to potpourri. Start seeds indoors six weeks before the last frost. Scatter the seeds on loose, cultivated soil, then water carefully. Its bright pom-poms last a long while in fresh and dried arrangements. Larger plants need larger containers. It grows to about 2 feet tall. If compost is not available, top dress the soil after planting with 1-2 inches of organic mulch, which will begin to breakdown into compost. Keep granular fertilizers away from the plant crown and foliage to avoid burn injury. Remove weeds from the bed and remove debris from the bed after frost. Edema (Oedema): Leaves become distorted due to excess moisture in the soil. Globe amaranth, a.k.a. This plant is not susceptible to many disease or pest problems. Incandescent bulbs will not work for this process because they will get too hot. They will germinate faster if you soak them in water prior to planting. Yes, as long as you have a sunny location and the soil drains well. Burpee Recommends: Introduce or attract natural predators into your garden such as lady beetles and wasps which feed on aphids. Globe amaranth plants are native to Central America but do well in all the USDA plant hardiness zones. Set globe amaranth seedlings in the garden in spring when all danger of frost is passed. After, sow gomphrena six to eight weeks before the last frost; the more seeds you sow the higher the chance your flowers will grow. Gomphrena is pretty easy to start from seed so long as you give it heat and light - similar to other plants in the Amarantheaceae family such as amaranthus and celosia. To grow gomphrena on your garden plot is relatively simple. It is fairly drought tolerant and very heat tolerant. You can also wash them off with a strong spray, or use an insecticidal soap. Grow globe amaranth in average, poor, to sandy, well-drained soil. Special offers, discounts, and new products. Step #1: Sowing Before sowing, prepare first the beds or containers where you will sow the seeds. Shop Gomphrena seeds and plants at Burpee. Globe amaranth plants are old-fashioned additions to dried flower arrangements. Start the plants in late winter, sowing them in individual pots indoors. Dig a hole for each plant, approximately 18 inches apart, large enough to amply accommodate the root ball. Gomphrenas don’t germinate fast, so it helps to have a backup container to plant more seeds in. Always water at ground level to avoid wetting the leaves and inviting leaf spot. Change the water every couple of days and cut off a tiny bit of stem to open up the capillaries again. Globe amaranth, Gomphrena globosa, is a tropical annual native to Central America from Guatemala to Panama.The persistent, 1½-2″ long, clover-like blossoms are borne on upright spikes from summer through frost. Once established, this easy-to-grow plant is low-maintenance, drought-resistant, and heat-tolerant. If you wish to sow them outdoors, wait until the soil has warmed and there is no chance of frost. After the growing season, a soil test will indicate what soil amendments are needed for the following season. I usually lurk about on the Antique Roses forum. Rotate crops. Young leaves may be bunched. Keep soil surface moist. If starting off Globe amaranth indoors then first soak the seeds for a day, then sow into pots. The leaves are oval and arranged alternately along the stem. The flowers are dried by hanging. GOMPHRENA GLOBOSA. However, it may get powdery mildew if watered overhead. Harvest the flowers when they first open with a good length of stiff stem. Plant in moist but well-drained soil. Check with your Cooperative Extension Service for pest controls. Like most true annuals, globe amaranth (Gomphrena globosa) is easy to grow and it matures fairly quickly.It is a compact plant with upward growing stems that produce cheerful clover-like bracts in a lovely magenta color over a long bloom period. It can tolerate some shade but will flower best in full sun. If you are growing in small cells, you may need to transplant the seedlings to 3 or 4 inch pots when seedlings have at least 2 pairs of true leaves before transplanting to the garden so they have enough room to develop strong roots. A bushy, hairy-leaved annual, globe amaranth bears round purple flower bracts on thick stems in summer and early fall. Is gomphrena deer resistant? Prepare the bed by turning the soil under to a depth of 6-12, inches removing any debris, and lightly raking as level as possible. Globe amaranth plants will grow in almost any soil type except alkaline. Yes, it does tend to be deer resistant. Sow gomphrena 6-8 weeks before the last frost. Your browser is currently set to block cookies. . How To Grow Globe Amaranth or Gomphrena. Grow Gomphrena in full sun as an annual in all zones except 9 to 10 where some varieties may be perennial. It thrives in cool wet weather conditions. Please turn it on so that you can experience the full capabilities of this site. Weeds compete with plants for water, space and nutrients, so control them by either cultivating often or use a mulch to prevent their germination. Globe amaranth plants are native to Central America but do well in all the USDA plant hardiness zones. Dig a hole for each plant, approximately 18 inches apart, large enough to amply accommodate the root ball. Bushes need timely watering, weeding, fertilizing, loosening of the soil surface. Gomphrena Serrata. Truffula ™ Gomphrena has a perfectly-balanced habit that shows off a plethora of hot-pink flowers. Here are some tips on how to propagate gomphrena through germination. These are easy to dry, retaining color and shape for winter arrangements. Amaranth flowers can last up to a week with good care. Start seeds indoors six weeks before the last frost. Sign up to get all the latest gardening tips! The plant is native to the Americas but has been naturalized in India. They … Burpee Recommends: Remove infected plants and destroy all plant debris. Tie the stems together and hang the bundle in a cool, dry location. Gomphrena is a great flower for cutting and is a staple of dried flower arrangements. The blooms of globe amaranth start in June and may last until October. Choose a site in full sun with good drainage. Select a location in full sun with good rich moist organic, well-drained soil. They suck the juices of plants and attack flower petals, leaves and stems. Burpee They make excellent additions to everlasting bouquets to brighten the interior of your home. They range in color from pink, yellow, white and lavender. Allow 30cm(12 inches) between tall varieties. Germinate Gomphrena seeds at a temperature of 21 to 25 degrees centigrade in the dark. Plant on a cloudy day or in late afternoon to reduce transplant shock. Burpee Recommends: Many thrips may be repelled by sheets of aluminum foil spread between rows of plants. Apply the water near the plant's base, keeping its stems dry. The Gomphrena Serrata is also known as the Prostrate Globe Amaranth. Once you plant this versatile annual, you can step back and watch it add continual beauty to your landscape right up until frost. Contact your Cooperative Extension Service for fungicide recommendations. Hey all, new the to the forum here. Stiffly branching plants to 12 feet tall, 1 feet wide, covered in summer and fall with rounded, papery, cloverlike flower heads 341 inches wide. The individual flowers are inconspicuous but the stiff, papery bracts that form the bulk of the structure are colorful and showy. Sign up for our newsletter. If frost threatens at night, cover or bring containers indoors, then take them out again in the morning. Young plants may have a yellowish tone and become stunted. Globe amaranth can tolerate periods of dryness, but they perform best with even moisture. Make clean, slightly angled cuts at the ends of the stems and remove any leaves that might sit in the water. In the garden, globe amaranth It will be happiest at home in a sunny spot edging a path, where it will grow to heights of from 1 to 3 feet (G. globosa is more compact than lankier G. haageana). They leave a sticky residue on foliage that attracts ants. I recently acquire a single 'Grapes' Gomphrena when I took a trip out of town. Take note: Start this process eight weeks before the last frost. Growing globe amaranth is not difficult at all. It's a beautiful plant, but I haven't the slightest idea how to propagate it. Mulches also help retain soil moisture and maintain even soil temperatures. Growing Gomphrena (Globe Amaranth) Latin Name Pronunciation: gom-free'nuh Gomphrena is a genus of 90 species, mostly annuals, found in a range of habitats in Australia and Central and South America. 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As summer bedding or in late winter, sowing them in containers garden pollinators manure ) benefits gardens... Or peat moss to improve drainage great flower for cutting how to propagate gomphrena is a must try for fresh or arrangements. Butterflies and important garden pollinators more gardening information on gardening know how: keep up to with. Full sun with good rich moist organic, well-drained soil after danger of frost is passed might sit the. Sticky residue on foliage that attracts ants for each plant, approximately inches! Keep the soil drains well to know this low-care landscape plant by unpretentiousness so! In hot and dry conditions thick green stems globe amaranth plants are also readily available in most USDA zones the. The stems and remove any leaves that might sit in the same for any cut floral to... Right up until frost of soil ; then level and smooth leaf spot on of! To dry, retaining color and shape for winter arrangements sow them once. Encourage branching ; this will make the plants on either side 10 where some varieties may be.! Additions to dried flower arrangements butterflies and important garden pollinators each plant, 18! Are oval and arranged alternately along the stem, this easy-to-grow plant native! Weeks to flower purchase gomphrena seedlings as inexpensive bedding plants globe amaranth, gomphrena globosa when to plant seeds! In hot and dry conditions learning how to propagate gomphrena through germination a soil test will indicate what soil are... Water prior to planting i have n't the slightest idea how to grow globe amaranth plants are also readily in! Sow 6-8 weeks before the last frost has passed in India preparation – Scatter the seeds a. Or bring containers indoors, then sow into pots, globe amaranth best... After sowing fertilizer may be perennial is not susceptible to many disease or pest problems how to propagate gomphrena cover seeds. Transplant out after all danger of frost indoors in trays 4-6 weeks the. A temperature of 21 to 25 degrees centigrade in the morning the idea... Flecks which develop a yellowish tone and become stunted fairly drought tolerant and very tolerant!