'Indian Summer' is a standout among a sea of Black-eyed Susans because of its extra-large, golden yellow flowerheads. It will bloom from early summer until first frost. Use it in borders, cottage gardens, meadows, or for naturalizing. Butterflies are drawn to it. The species is native to the central U.S.
Noteworthy CharacteristicsLong bloom time. Large flowerheads to 9 inches wide. May be short-lived; often grown as an annual.
CareGrow in full sun and well-drained soil that is consistently moist. Deadhead regularly.
PropagationStart seeds indoors in spring or direct sow in the garden after the frost-free date. May be short-lived, but plants will self-sow.
ProblemsFairly trouble-free, but watch for aphids, powdery mildew, smut, and leaf spots. Also, slugs and snails may eat young plants. May be invasive.
- Genus : Rudbeckia
- Plant Height : 1 to 3 feet
- Zones : 3, 4, 5, 6, 7
- Plant Width : 6 to 12 inches
- Bloom Time : Early Fall, Early Summer, Late Summer, Summer
- Light : Full Sun
- Moisture : Medium Moisture
- Growth Rate : Moderate
- Maintenance : Moderate
- Plant Type : Perennials
- Plant Seasonal Interest : Summer Interest
- Flower Color : Yellow