Rudbeckia - Black Eyed Susan
Rudbeckia - Black Eyed Susan: Stunning variety of colors, long bloom time and drought tolerant plant.
| Rudbeckia | Perennial or Biennial |
|---|---|
| Bloom Time | Midsummer to Late Fall |
| Light | Full Sun |
| Water | Well Drained Soil |
| Diseases | Crown Rot, Leaf Spot, mildew, rust |
| Pests | Aphids, Beetles, Sawflies |
| Propagation | Divisions, Seed |
| Color | Orange, Yellow, Red |
| Zones | 3-9 |
Rudbeckia - Black Eyed Susan
This is a large genus of the daisy family and it includes, annuals, biennials, and perennials.
They are great reseeders and often that is how they multiply in the typical garden as they tend to be annuals or biennials. The perennial cultivars tend to be somewhat short-lived.
They are usually native plants, very tough and drought tolerant. You will get long bloom times, stretching from midsummer to the first killing frost of fall.
Add Black Eyed Susan's to a wildflower meadow and you will have a spectacular show of color for many months in a very natural setting.
If you have the perennials cultivars you should divide the clumps in early spring or fall.
Start the biennials and annuals from seed
Rudbeckia - Black Eyed Susan
Because of the long bloom period, number of blossoms and the bright colors, the Black Eyed Susan can be an anchor in your garden border.
With their rich colors of orange, yellow, red and bi-colored blooms, it gives the garden a colorful palate of flowers at a time when other flowers may be hard to come by.
Feel free to intersperse the Rudbeckia with shrubs, other perennials and annuals.
The perennials tend to be rather short-lived and you will usually will have to replace them every few years, but with the show of colors, it is well worth the extra work.
Dead-heading will improve the bloom time, number of blooms and site substantially.
Rudbeckia - Black Eyed Susan
(Rudbeckia 'Autumn Colors') is an award-winning annual series that bears 5-inch-wide gold flowers flushed with bronze, red, and rust. It grows 2 feet tall.
(Rudbeckia fulgida var. sullivantii 'Goldsturm') is one of the most popular perennials of all time. Its dark green leaves and 3- to 4-inch bright yellow daisies, accented with a very dark brown cone, bloom from midsummer into fall. Free-blooming and tough, Goldsturm brightens any sunny spot. It reaches 2 feet tall and is hardy in Zones 4-9.
(Rudbeckia hirta 'Indian Summer') features bright golden flowers and hairy foliage. It grows 3 feet tall and blooms from summer to frost. Zones 3-7, but is often grown as an annual.
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(Rudbeckia 'Maya') is an annual, dwarf variety with golden-yellow double flowers. It grows 18 inches tall.
(Rudbeckia hirta 'Prairie Sun') features yellow-orange flowers from summer to frost. It's hardy in Zones 3-8, but it's usually grown as an annual.
(Rudbeckia 'Radiance') is usually grown as an annual and offers distinct double flowers with quilled petals. It grows 18 inches tall.
Rudbeckia - Black Eyed Susan
(Rudbeckia 'Sonora') is an annual type with large mahogany petals tipped in yellow. It grows 20 inches tall.
(Rudbeckia 'Toto Lemon') is a dwarf annual selection with cheery bright yellow blooms all summer. It grows 15 inches tall.
(Rudbeckia 'Toto Rustic') is an annual type that bears with golden blooms with rich burgundy-red centers. It grows 15 inches tall.
