How Do Black Eyed Susans Propagate
Edward R. Forte
October 13, 2021
Both flowers come from the same plant family and require similar growing conditions, but the color and appearance of the flowers differ.Varies by species, but the typical range is 3 through 9.Plants have a long bloom period even without deadheading, typically flourishing from late July until the first frost.Rudbeckia hirta (common black-eyed Susan) and R. fulgida (orange coneflower) are the species most readily available to gardeners and include many of the newest cultivars.
Where Are Seeds Located on the Black Eyed Susan Plant?
A wildflower hardy in USDA zones 3 to 8, black-eyed Susans (Rudbeckia hirta) prevent erosion and play a useful role in the environment.For mass plantings on hillsides and roadsides, mix the seeds with other species used for conservation and sow about 1/2 lb.With the ability to grow in poor soil conditions and proven to be both salt- and drought-tolerant, black-eyed Susan plants are versatile and adaptable.Also known as gloriosa daisy, common black-eyed Susans produce bright yellow flowers with brown, domed centers on stiff stems.Along with their usefulness for conservation and wildlife, black-eyed Susans also make wonderful cut flowers, notes University of Florida IFAS Gardening Solutions.Look for unique varieties of black-eyed Susan plants for sale at your local farmers market or nursery, and research the colors and shapes of the flowers by browsing seed catalogs or online resources. .
Growing and Propagating Black Eyed Susan, Rudebeckia
Several years ago I planted about 20 in a bed and for the past several years we dig up about 5 clumps, tear those clumps into pretty small pieces, pot them up and in a matter of weeks people are paying $6.97 each for them.Black Eyed Susan is a sun loving perennial that is both heat and drought tolerant.There are several varieties of Rudebeckia and most are similar, some have smaller blooms but I’ve seen one called Cherry Brandy Black Eyed Susan that is on my “Must Have” list. .
How to Grow Black-Eyed Susan Flowers
The majority of this traveling has been in line with the “Will Work for Food” variety rather than the five-star hotel kind.Growing coast to coast in the United States, these perennial flowering plants are known by names like Yellow Ox-Eye Daisy, Brown Betty, Yellow Daisy, and my all-time favorite, Poor Land Daisy.Like any good gardening feature, a dash of history goes into this article.The state flower of Maryland, black-eyed Susan has a mounding habit, growing to 2 to 3 feet tall, and can be annual, perennial, or biennial, depending on the variety and where it is grown.The origin of its common name is a trickier subject.Where to Plant and How to Use.This earns them a place in any flower garden next to zinnias, gerber daisies, and stock.It’s a good use of your space, if you’ve got it!Growing for Wildlife.It blooms during the summer and can stretch its golden foliage into late fall in a good year.The seed heads make for attractive winter interest – if you don’t mind the flower going to seed, as they love to do.The flowers are giant bullseyes for native pollinators, and this is part of their appeal to wildlife.The plant spreads easily from seed and needs little care, and your local wildlife will appreciate your caring concern for their well-being.Rudbeckia seeds are sensitive to the worst of the cold weather.Scratch the seeds into place and cover them loosely because they require light to germinate.Keep seeds and seeding moist, but not soggy.Tolerant of many soil types as well, the only time the poor land daisy might suffer is in very poor soil.They thrive in areas with more organic material, in conditions that are moist and well-drained but they can take on some drought as they mature.Many gardeners find this plant to be quite resilient and able to be grown in most any condition, including salty soils, making them a good addition to coastal landscapes.I’ve seen these flowers planted in many soil conditions in gardens and borders.In this case, gardeners will want to remove the seed heads before the flowers dry completely in late summer or fall.Likewise, for the longer-living perennial varieties, a root division every 3 to 5 years is recommended.Besides, the birds really do appreciate the seeds and I like seeing the snow-capped seed heads!Companion Planting.We’ve also got some great pairings to go with your poor land daisy.Product photos via Garden Safe, Safer Brand, Outsidepride, Nature Hills Nursery, and True Leaf Market. .
Black Eyed Susan: How To Grow And Care For Rudbeckia Plants
Black eyed susan or brown-eyed susan, coneflower or Gloriosa daisy.Best Products To Fix Black Eyed Susan Pests & Diseases:.Common Name(s) Black eyed susan, black-eyed susan, blackeyed susan, brown-eyed susan, brown betty, Gloriosa daisy, Golden Jerusalem, English bull’s-eye, poor-land daisy, yellow daisy, yellow ox-eye daisy, Rudbeckia Goldsturm, orange coneflower, perennial coneflower, Goldsturm black-eyed susan, California coneflower, browneyed susan, brown eyed susan, thin-leaved coneflower, three-leaved coneflower, and more Scientific Name Rudbeckia hirta, Rudbeckia fulgida, Rudbeckia californica, Rudbeckia triloba, and more Family Asteraceae Origin United States Height 1-3 meters Light Full sun Water Medium/moderate watering Temperature Warmer temperatures (60 degrees F and up) Humidity Drought-tolerant but can handle humidity as well Soil Well-draining, organic matter rich Fertilizer None required, light slow-release fertilizer okay, compost okay Propagation By division, cuttings, or seeds Pests Aphids and cabbage worms.Types of Black Eyed Susans.There’s many types of Rudbeckia species, although only a few qualify as “black eyed susans”.Rudbeckia hirta is also the most often Rudbeckia called black eyed susan.There are many black eyed susan varieties and cultivars of this particular species.One of the best Rudbeckia varieties for many gardeners is Rudbeckia fulgida.Rudbeckia triloba, ‘Browneyed Susan’, ‘Brown-Eyed Susan’, ‘Brown Eyed Susan’, ‘Thin-Leaved Coneflower’, ‘Three-Leaved Coneflower’.The leaves grow in triads, giving it its three-leaved name, and the center of the flower is typically a short dome-shape of dark brown rather than nearly-black like other related species.Black Eyed Susan Care.Soil.For best black eyed susan care, you don’t want to overfertilize your soil.To divide black eyed susan, carefully scoop out the soil around the base of the plant, establishing how wide the root mass is and clearing enough room to remove it all at once.Slide a trowel or shovel in underneath the root mass, being careful not to cut the roots, and lever it out from the soil.Propagating Black Eyed Susan By Cuttings.While it’s possible to propagate by cuttings, black eyed susan tends to be a bit less effective than some other plants.Propagating Black Eyed Susan By Sowing Seed.These plants will generally grow between 1-3 feet tall and can spread 12-18 inches.Once you’ve placed your seed, loosely cover with soil and water gently, being careful not to wash the covering soil away.Place the root cluster into the soil at the same height as the original plant was buried to, and gently fill in under and around the root mass with more potting soil.Problems When Growing Black Eyed Susan.While there are very few growing problems with black eyed susan (other than the plant perhaps growing too large and needing to be divided), there are some pests and diseases to be prepared for.Be careful when you spray, because butterflies may also be susceptible to pyrethrins.Black eyed susan is susceptible to a number of plant diseases, most of which come from watering over the top of the plant or overly-wet soil.However, the liquid copper fungicide will treat powdery mildew as well as some leaf spot diseases and downy mildew, so it’s a good product to have on hand.Black eyed susan is also susceptible to leaf spot diseases.If your pets or children are likely to try to eat the flowers or leaves of your plants, this probably isn’t a good choice for your garden.Q: Are there other uses for black-eyed susan?Q: Is black eyed susan annual or perennial?A: There’s annual, biennial, and short-lived perennial black eyed susan varieties.Depending on which of the Rudbeckia varieties you opt to grow, some of the typically biennial types can be coaxed out into perennials with the right rudbeckia care. .
Black-eyed Susans: Gardening 101
If you grew up in Illinois, and your kindergarten teacher said to draw a flower, it is likely that you reached first for a yellow crayon (for the daisy petals) and next for the black (to color in a round center.Rudbeckias are at home on the flat, sweeping stretches of land that define so much of our open terrain and may be the first wildflower you think of even now, decades after being promoted to first grade (the year of coloring in the stars and stripes on pictures of an American flag).Above: [UPDATE: Tickseed can be similar in appearance; a reader (thank you, Amy) wrote to say the flower in the photo above is Coreopsis tinctoria rather than a Rudbeckia.]. .
Black-Eyed Susans: Plant Care & Growing Guide
Botanical Name Rudbeckia hirta Common Name Black-eyed Susan, brown Betty, Marguerite Jaune, hairy coneflower Plant Type Herbaceous perennial Mature Size 2-3 ft. tall, 1-2 ft. wide Sun Exposure Full sun Soil Type Moist to dry, well-drained Soil pH 6.8 Bloom Time Summer Flower Color Yellow Hardiness Zones 3-7 (USDA) Native Area Central U.S.You can let the last flowers of the season remain on the plants to go to seed to feed the birds, but you will also get a good deal of self-seeding, which might not be a bad thing.Black-eyed Susans and other Rudbeckia plants work equally well as a complement to blue and purple flowers, like Russian sage and Veronica, or mixed in with other jewel tones, such as sedum 'Autumn Joy', purple coneflower, and New England asters.: boasts its height, is long-blooming, and virtually pest-free Rudbeckia hirta 'Cherokee Sunset' : has double and semi-double flowers in shades of yellow, orange, red, bronze, and mahogany.: has double and semi-double flowers in shades of yellow, orange, red, bronze, and mahogany Rudbeckia hirta 'Indian Summer': displays large yellow flowers, and reaches 3- to 4-feet tall.Rudbeckia hirta 'Toto Rustic': features autumnal hues; there's also golden 'Toto' and pale 'Toto Lemon'; all grow to about 1-foot tall.Then move them back to a warm spot (70-72 degrees Fahrenheit) until the seeds sprout.Black-eyed Susans can also be direct seeded in the garden once daytime temperatures remain around 60 degrees.Black-eyed Susans are deer-resistant once their leaves become coarse and hairy, but tender young growth may get nibbled. .