Swamp Cone Flower

Swampcone
Common Name:
Swamp Cone Flower
Botanical Name:
Rudbeckia maxima
Family:
Asteraceae
Zone:
5-9
Height:
3-4’
Spread:
3'
Bloom Time:
July, June
Bloom Description:
Intense yellow three-inch petals dangle from 2-6” brown cones and produce seeds that mature in the summer and fall.
Trail/Garden Location:
Stream banks
Garden Uses:
Grows primarily in moist prairies, pastures, and openings in forests. Susceptible to powdery mildew. Easily grown in average, moist, well-drained soils in full sun. Tolerates light shade as well as heat, some drought, and a somewhat wide range of soils. Best in moist, organically rich soils. May be grown from seed. In optimum growing conditions, plants will naturalize by self-seeding. Slugs and snails prey on young plants.
Wildlife Benefits:
Flowers provide nectar for various species of pollinators and provide food for birds. Host plant for at least one dozen species of butterflies and moths. Finches eat the seeds.
Leaf Type:
Bluish-green, paddle-shaped leaves are a very distinguishable trait. The leaves are basal and can grow 1-2’ tall.