Plant Radishes in Zone 5a
Seed-starting, transplant & harvest dates for USDA Zone 5a
Direct sow
Apr 2
Harvest (~28d)
Apr 30
In Zone 5a, the average last spring frost is around April. Radishes is a hardy crop, so sow it directly around the dates above.
Last spring frost
Apr 30
First fall frost
Oct 3
Growing season
156 days
Full Radishes grow guide → · All crops for Zone 5a →
Frequently asked questions
When should I start radishes in Zone 5a?
Direct sow outdoors around Apr 2.
Can I direct sow radishes in Zone 5a?
Yes, direct sow around Apr 2.