Rudbeckia hirtaBlack Eyed Susan
Black Eyed Susan Seeds
Type: Biennial, Short lived perennial. Usually grown as hardy annual.
Bloom: July to Sept
Flower: Golden yellow petals, dark deep brown-purple cone
Height: 20-30” tall x 12″ wide
Light: Sun to part shade
Soil: Well cultivated, well drained garden soil. Adaptable to most
Moisture: Only when necessary
Use: Border, bouquet flower, mass planting, cutting, summer bedding
Tolerances: Heat and drought tolerant
Note: Good for hot dry areas. Dead head regularly as flowers fade
Grow With: Red Hot Poker, Bunny Tails, Pineapple Lily, Liatris
Rudbecia hirta Seed Propagation
Indoors: Place seeds in freezer for 24 hours before sowing. Surface sow in packs or flats. Press in. No cover. Maintain 70F. Germination 2-3 weeks.
Outdoors: Sow direct 2 months before last frost. March or April or August to September. Mix with a cup of sand & broadcast. Lightly rake & cover with light soil or 2-3 seeds 12-18″ apart