Black-Eyed Susan Growing Guide
Asteraceae family
Days to Harvest75 days
SunlightFull Sun
Frost ToleranceModerate
Spacing12/sqft
Germination10-21 days
HardinessHardy
Germ. Temp70°F
Start Indoors8 weeks before last frost
Planting Dates by Zone
Frequently Asked Questions
How long does it take to grow Black-Eyed Susan?
Black-Eyed Susan takes approximately 75 days from planting to harvest.
How much sun does Black-Eyed Susan need?
Black-Eyed Susan requires full sun (6+ hours direct sunlight per day).
How far apart should I plant Black-Eyed Susan?
Plant Black-Eyed Susan at 12/sqft using square foot gardening spacing.
Can Black-Eyed Susan survive frost?
Black-Eyed Susan is tolerant of moderate frost.
How long does Black-Eyed Susan take to germinate?
Black-Eyed Susan seeds germinate in 10-21 days at an optimal temperature of 70°F.
When should I start Black-Eyed Susan seeds indoors?
Start Black-Eyed Susan seeds indoors 8 weeks before your last frost date.
Plan Your Black-Eyed Susan Garden
Track Black-Eyed Susan from seed to harvest with personalized frost dates, watering recommendations, and companion planting visualization.
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