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Coreopsis (tickseed) from seed

Coreopsis spp. · also searched as tickseed

Germination temperature
65 to 75°F (18 to 24°C)
Sowing depth
cover or leave exposed
Days to germinate
9 to 12 days
Light
Either; light is not critical
Before sowing
Nothing needed
Sow outdoors
2 to 0 weeks before the last frost

Your dates from your last frost Seed not coming up?

Sowing

Sow in spring (Iowa State): 9 to 12 days at 65 to 75°F.

Care and transplanting

Deadhead for more bloom.

Problems

Short-lived in wet soil; divide plants every couple of years.

Saving seed

Collect from dry heads; many hybrids do not come true.