Rudbeckia fulgida – Black-eyed Susan
Planted in large dry bed, 2005.
aka Orange Coneflower
Family: Asteraceae (ass-ter-AY-see-ee)
Genus: Rudbeckia (rud-BEK-ee-a)
Species: fulgida (FUL-jih-duh)
Category:
Perennials
Height:
18-24 in. (45-60 cm)
Spacing:
18-24 in. (45-60 cm)
24-36 in. (60-90 cm)
Hardiness:
USDA Zone 3a: to -39.9 °C (-40 °F)
Sun Exposure:
Sun to Partial Shade
Bloom Color:
Bright Yellow
Bloom Time:
Mid Summer
Late Summer/Early Fall
Mid Fall
Foliage:
Evergreen
Herbaceous
Other details:
This plant is attractive to bees, butterflies and/or birds
Drought-tolerant; suitable for xeriscaping
Average Water Needs; Water regularly; do not overwater
Self-sows freely; deadhead if you do not want volunteer seedlings next season
Soil pH requirements:
5.6 to 6.0 (acidic)
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
Propagation Methods:
By dividing the rootball
From seed; direct sow outdoors in fall
From seed; winter sow in vented containers, coldframe or unheated greenhouse
From seed; sow indoors before last frost
From seed; direct sow after last frost
Seed Collecting:
Allow seedheads to dry on plants; remove and collect seeds
Properly cleaned, seed can be successfully stored
