Rudbeckia Hirta "Black Eyed Susan" Seeds

Greenhouse Soil Pods Liquid Fertilizer sow Black-Eyed Susan seeds in early spring and keep brightly lit. ( Find more info on germinating seeds by going to our seed guide ) These seeds are for the 2026 growing season. About the seeds: difficulty beginner | intermediate | advanced germination time 10 days depth 1/8” spacing plant 3-4 seeds 12“ apart recommended planter 6“-12" pot or box, or garden bed time to maturity 84-98 days seed prep pre-soak | scarification | stratification | none method greenhouse | paper towel method | direct sow temperature >60F About the Plants: description lush bushy upright plant with large and bright yellow blooms difficulty beginner | intermediate | advanced growth speed slow | medium | fast size of plant 12”-36” tall, 12-24" spread, 2.5" blooms light full sun | partial sun | shade | grow lights soil well-draining coconut coir/peat-based potting mix temperature warm | cool pet-friendly cats | dogs | no pests powdery mildew, leaf spot fertilization heavy | moderate | light