To learn more, download: Seed Starting Basics. Product ID: 1644. This plant grows very quickly and needs little care, though it grows best in moist soil. Bees and butterflies love them for their pollen, and there are not many natural pests for these beauties. Unlike greenhouse-grown plants, bare-root plants can be planted during cold weather or anytime the soil is not frozen. A wonderful cut flower. A root photo is included with each species to illustrate the optimal depth and orientation. This species is a native wildflower from the Southern USA. SEED: Growing your own plants from seed is the most economical way to add natives to your home. Deadhead for the longest blooming period. Rudbeckia Seeds $ 5.00. If winter-spring greenhouse growing conditions are favorable and all species are well-rooted at once, then we ship by order date (first come, first serve). Rudbeckia maxima. Your state's eligibility and % will be calculated at checkout. SEED, TOOLS and BOOKS are sent year-round. over $50.00: 15% of the total plant cost Planting instructions/care are also included with each order. If you don't have an account click here to register. Be the first to learn of limited-time sales, They seem to have taken a while to get going this season…these Rudbeckia seeds were sown 19 days ago. Rudbeckia Seeds $ 3.00. It can be grown from seed, but in ideal growing conditions, it will self-seed. We send tracking numbers to your email address so please include it when you order. Harris Seeds has been a leading supplier of flower seeds since 1879. Seed has been film-coated for ease of sowing. Giant Coneflower: USDA Zone: 4-9: Plant number: 1.455.500. Trays of 38 plants and 3-packs leave our Midwest greenhouse based on species readiness (well-rooted for transit) and based on order date; Spring shipping is typically early-May through June, and Fall shipping is late-August through September. For these reasons it can be used as an accent in a variety of gardens and landscapes. Species Origin: US Native Wildflower. Keep seedlings lightly moist, and transplant them as soon as they have developed several leaves. Some species go dormant in the summer and we can ship them July/August. Germination Ease: No Stratification. Sahara. Rudbeckia maxima. Join our friendly community that shares tips and ideas for gardens, along with seeds and plants. Rudbeckia maxima. Click below on a thumbnail map or name for species profiles. Put all in plastc bag to retain moisture. Seeds per Ounce: 4,000. Please login to your customer account to create or access your wish list. sweet coneflower USDA SCS. Propagate +20°C. Remove the chaff from the seeds by hand and place seeds in an airtight food storage bag or seed packet. Sowing Rates/Trays: 3 per cell. Ideally, however, the stalks should be left to provide seed for the goldfinches. Towards the end of the season you can leave the plant standing so Goldfinches can enjoy the seeds. This showy flower also attracts many different kinds of butterflies and pollinators while not being attractive to deer. In June and July spikes explode with large deep, gold, drooping ray flowers with a black center. Growing: Water seedlings regularly until they become established. get valuable technical advice, and much more! View full-size image. Although they like a moisture retentive soil, rudbeckias don’t like prolonged periods of wet soil in winter. Keep the soil lightly moist until germination, which usually takes 2-3 weeks. Choose rubeckias that have received the RHS Award of Garden Merit, as these have been assessed and … Flower Color is Yellow/Gold and blooms in Spring, Summer. They should be planted as soon as possible. Can be sown directly from late April. Before you get started, one of the most important things to know about the seeds of wild plants is that many have built-in dormancy mechanisms that prevent the seed from germinating. If you cultivate your Rudbeckia maxima plant outdoors in your garden, then make sure to keep it in direct sunlight. In June and July spikes explode with large deep, gold, drooping ray flowers with a black center. Seed Saving: After the flower petals fall from the head, the center cone will begin to develop seed. IN-STOCK ORDERS SHIP THE NEXT BUSINESS DAY VIA THE US POST OFFICE. Great for cutting. Plug tray recommended size (s): open flats / 72. It is an easy-going plant that tolerates light shade, heat, some drought, nighttime visits from deer, and a wide range of soils. Great Coneflower (Rudbeckia maxima) Jumbo Wildflower~100 Seed ! FOR MORE DETAILED SHIPPING INFORMATION, INCLUDING CANADA SHIPPING RATES (SEED ONLY), PLEASE SEE 'SHIPPING' AT THE FOOTER OF THIS WEBSITE. Since our plants are field-grown, Nature sets the schedule each year as to when our season will begin and end. We are a Midwest greenhouse, and due to the challenges of getting all the species in the Mix & Match and Pre-Designed Garden Kits transit-ready at the same time, we typically can't ship before early May. Rudbeckia seeds are fairly easy to germinate and grow, and will tolerate a wide variety of lighting and soil conditions. You need to protect your Rudbeckia maxima plant from snails and slugs. Rudbeckia speciosa var. Let flower stocks remain after bloom to attract goldfinches-they love the seed. Buy high quality rudbeckia seeds today. The seeds can also be started indoors 6-8 weeks before planting in spring. Pests. Each coneflower has slightly drooping rays and tall dark brown central cones ranging from 2-6” high. Some species don't need any pre-treatment to germinate, but some species have dormancy mechanisms that must be broken before the seed will germinate. They can also adapt well to average soils.Rudbeckia have a clumping, but upright habit, and coarse texture. USDA Zones: 5, 6, 7, 8. **We are required to collect state sales tax in certain states. The research into whether the abundance of motor oil in these sites is actually essential for plant growth has been inconclusive. Large Coneflower (Rudbeckia maxima) Posted by HamiltonSquare Growing plants from seeds pictured on bright packets is great fun, but have you considered the potential for excitement and discovery in collecting and planting unknown treasures from the meadows, overgrown lots, or woods? We ship using USPS, UPS and Spee Dee. 20 seeds PLANTING Rudbeckia hirta Perennial, Zones 5-9 Germination: 7-12 days Germination Temperature: Optimum soil temperatures 70-75ºF Seed Planting Depth: Sow on the surface and press into soil, seeds need light to germinate. Remove the seed heads as soon as the stem beneath the cone begins to turn dry and brown. Spread the seed + sand mixture on top of compost and do not cover further. Great Coneflower ~100 Seeds (Rudbeckia maxima) Cabbage Leaf Coneflower Rudbeckia maxima Great coneflower or Dumbo's ears Huge powder blue leaves make up 2 to 3' of basal foliage that is effective all during the growing season. The first year, it forms a rosette,no flower or stem, and braves out the winter.The next year, it shot up,in a multiple branched stems,blooming profusely all spring n summer long until September. They can attack your plants and leave huge holes in the foliage and even eat the seedlings of your plant. Login. Plant cells are approximately 2” wide x 5” deep in the trays, and 2.5" wide x 3.5" deep in the 3-packs; ideal for deep-rooted natives. An eye-catcher,most profuse of all echinecea n coneflowers I grow. Great Coneflower is also rhizomatous, so it can form colonies and spread slowly. Life Cycle: Perennial. The existing Rudbeckia in my yard re-seeds like crazy, so it can’t be to hard to grow them from seed. Acclimatise and plant out after danger of frost has passed with 45cm spacing. Rudbeckia subtomentosa. It grows easily in average soils in full sun, but can be grown in partial shade and a variety of soils. Grow on in cooler conditions. Full-color tags and planting instructions/care are included with each order. It should get at least 6 hours of full sun exposure every day to thrive and grow to its tallest height. Endangered List- Rudbeckia missouriensis is native to only 6 states- Illinois, Missouri, Arkansas, Louisiana, Oklahoma and Texas according to Natureserve.Within this limited range, it is reported as Imperiled in Lousiana and Critically Imperiled in Illinois. The flower resembles a brown-eyed susan, but the petals of the flower hang down and the center is much taller. Download: Planting and Care of Potted Plants, BARE ROOT and POTTED PLANTS Sunlight: Full Sun, Part Sun. Open menu Menu. The status in the other 4 states remains Not Ranked/Under Review.. Add to Wishlist Quick View. Earlier shipment requests will be considered on a case-by-case basis. R. maxima and R. subtomentosa are more able than most to withstand wet conditions. Rudbeckia maxima, or Large Coneflower, is a herbaceous perennial in the daisy family that is easily grown in average, moist, well-drained soils in full sun. LANDSCAPE USES: Rudbeckia maxima is a dramatic Accent plant with Showy Blooms. They arrive to you dormant, with little to no top-growth (bare-root), packed in peat moss. (if sown directly into pots etc. Mature plants can be divided. Rudbeckia species have an average growth rate and prefer full sun (greater than 6 hours of direct sunlight) but will tolerate partial shade. This map shows the native and introduced (adventive) range of this species. Rudbeckia subtomentosa. The Plants Database includes the following 22 species of Rudbeckia . Excellent addition to naturalized areas, wildflower meadows, prairies, cottage gardens and borders. 1991. It was two years to naturalize. I now know that it must be sown fresh. Rudbeckia maxima Nutt. swamp coneflower (in Texas), great coneflower ... My plants flowered in their first year from fall-sown seeds in a well-drained, sunny site with no irrigation or any other care. (for orders over $1,000 a package signature will be required). Great Coneflower can also tolerate droughts and heat well. sullivantii Showy Black-eyed Susan, Rudbeckia subtomentosa Sweet Black-eyed Susan. This Rudbeckia species is native only to the southern states of Arkansas, Oklahoma, Louisiana, and Texas, but has been introduced into Missouri. US Regions: Plains/Texas, Midwest, Southeast. This Rudbeckia species is native only to the southern states of Arkansas, Oklahoma, Louisiana, and Texas, but has been introduced into Missouri. We are among the few still employing this production method, which is labor intensive but plant-friendly. Spread the seed heads out to dry away from direct sunlight, then separate the small seeds from the stems by rubbing them lightly. Stratification: No Stratification. Plants are appropriate in Groupings or Mass Plantings for Wildlife Gardens or moist Meadows. Sowing Direction: (15) Rapidly germinating, keep seed in constant moisture (not wet) with temperatures of about +20°C [68°F]. Growing your own plants from seed is the most economical way to add natives to your home. Given appropriate habitat and climate, native plants can be grown outside their range. POTTED PLANTS (Trays of 38 and 3-packs) typically begin shipping early May and go into June; shipping time is heavily dependent on all the species in your order being well-rooted. Transplant seedlings when large enough to handle to 8cm pots. Rudbeckia Maxima are also commonly called cabbage leaf coneflower in reference to the basal foliage. *We are unable to ship PLANTS (bare root or potted) outside the contiguous US or to CALIFORNIA due to regulations. Store the cleaned seed in a dry, cool place. Color: Yellow. Phonetic Spelling rud-BEK-ee-a la-sin-ee-AH-ta Description. Harvesting: For cut flowers, choose stems with flowers that have just opened. This species spreads slowly by rhizomes. Starting Rudbeckia from seed: Easy — sort of My ‘Irish Eyes’ were smiling: This is the last time these seedlings were seen alive. Rudbeckia maxima is an overlooked drought-tolerant native that can be found from Arkansas to Texas, growing in seasonally moist roadside ditches alongside old tires, beer cans, and cigarette butts. It grows easily in average soils in full sun, but can be grown in partial shade and a variety of soils. Plants form a beautiful low clump of large powdery-blue leaves, then tall stems of drooping yellow brown-eyed daisies rise above in mid-summer. $2.50 - $40.00. Rudbeckia maxima. Try it. Rudbeckia maxima, otherwise known as the giant coneflower, is in the Asteracea family. Before you get started, one of the most important things to know about the seeds of wild plants is that many have built-in dormancy mechanisms that prevent the seed from germinating. $50.00 and under: $7.50 4–6" blooms have golden petals with primrose tips surrounding a green center. ... Rudbeckia maxima Great Coneflower. Some ephemeral species are also available for summer shipping. you will need a larger quantity): 15 Gram. Everwilde Farms always has great seed. Black-eyed Susans will average 2–3 feet in height and about 1–2 feet in clump … Hardiness zone 4a, 4b, 5a, 5b, 6a, 6b, 7a, 7b, 8a, 8b, 9a, 9b. Common Names: Cabbage Leaf Coneflower, Giant Brown-eyed Susan, US Regions: Plains/Texas, Midwest, Southeast. Our call center will be closed Thursday, 11/26 and Friday, 11/27 for Thanksgiving. Flower stalks can be cut to the ground after blooming to tidy the garden and stimulate longer flowering. Download: Installing Your Bare-Root Plants. SeedsSeed. Label the bag with a permanent marker and store the seeds in a cool dark area until planting time in spring. Each species is different, so be sure to check the GERMINATION CODE listed on the website, in the catalog, or on your seed packet. Shipping & handling charges are also subject to the sales tax. For spring planting, mix the seeds with moist sand and store in the refrigerator for 30 days before planting. Some dormancy can be broken in a few minutes, but some species take months or even years. Blooms freely on vigorous plants. It was not fussy about the soil amendment ,I planted in sitro under a first story tree with good midday-to-dusk light. Rudbeckia maxima aka Giant Black-Eyed Susan. Seeds will settle to the bottom of the bag. Type: Native Wildflowers. BARE ROOT PLANTS are shipped during optimal transplanting time: Spring (April-May) and Fall (Oct). Rudbeckia seeds are deep brown or black and appear like small splinters. Keep soil moist but not wet. Mature plants tolerate heat as well as some drought, but grow best with occasional watering in dry weather. Sign up today and save 10% off of your next order. Planted in a large group, it makes a nice visual impact. Rudbeckia marmalade seedling 19 days old…bless ‘im. Latin Name: Rudbeckia maxima. Blooms the first year from seed and stems are sufficiently long to provide high-quality cut flowers. Grows in Sun. Out of stock. Germination takes 10-15 days. Most orders ship within a day or two upon receipt. Sowing: Direct sow these great coneflower seeds for sale in late fall, pressing into the surface of the soil since this plant needs light to germinate. They are classed as a biennial, but can bloom in their first year, and can live for a few years. I sowed the seeds into 15 cell modules and simply took out all but one germinating seed from each module. We fill all orders, on a first-come, first-serve basis, to the best of our ability depending on weather conditions beyond our control. Show All Show Tabs great coneflower General Information; Symbol: RUMA3 ... or see all the Rudbeckia thumbnails at the Plants Gallery Carl Hunter. Another name for Great Coneflower is Cabbage Leaf Coneflower due to the blueish green leaves that have a waxy texture. Rudbeckia maxima rud-BEK-ee-ah MAKS-ih-mah Audio This choice species makes a strong vertical statement with its large, smooth, sea-green leaves and towering stems to 6 feet tall. In nature, this prevents a population of plants from germinating all at once, before killing frosts, or in times of drought. UPS and Spee Dee are often used for expediting plant orders; they will not deliver to Post Office Box numbers, so please also include your street address if ordering plants. Gram to get 1000 plants. I can’t wait to see it all growing this summer! Film-Coated Rudbeckia Seed. To propagate native plants, a gardener must break this dormancy before seed will grow. Rudbeckia maxima, commonly called large coneflower, features a basal clump of huge, glaucous, paddle-shaped, bluish-green leaves (to 24” long and 10” wide) from which rise in summer sturdy, sparsely-leaved flower stalks to 7’ tall bearing yellow-rayed coneflowers (to 3” across). Height: 72 Inches. Normal hours (8 AM - 5 PM EST) will resume Monday, 11/30. This plant attracts butterflies, and may self-seed. © Copyright document.write((new Date()).getFullYear()); Everwilde Farms, Inc. All Rights Reserved. Rudbeckia maxima Great coneflower or Dumbo's ears Huge powder blue leaves make up 2 to 3' of basal foliage that is effective all during the growing season. This plant can grow up to 7 feet tall. Facebook Twitter Pinterest Email Unique bicolor. Looking like a plucked daisy, this Rudbeckia sports long, thin green petals and a giant, pointy deep purple to black cone (the size and shape of a large strawberry)! Strip the foliage that will fall below the water level, and place in water immediately. Then, follow the GERMINATION INSTRUCTIONS prior to planting. … I have had trouble germinating rudbeckia maxima too. Equally at home in wildflower meadows and cultivated gardens, black-eyed Susans (Rudbeckia hirta) brighten the landscape wherever they grow. MN State Sales Tax of 7.375% is applied for orders picked up at our MN location. Rudbeckia prefer evenly moist, well-drained soils, but they are drought and heat tolerant once established. TOOLS and BOOKS have the shipping fee included in the cost of the product (within the contiguous US). Select options. We dig plants when they are dormant from our outdoor beds and ship them April-May and October. Bloom Season: Blooms Early Summer Put a small amount of sharp sand in a jar, add the seeds and then shake it up like a cocktail for 5 minutes.