Plant Radishes in Zone 10a
Seed-starting, transplant & harvest dates for USDA Zone 10a
Direct sow
Jan 3
Harvest (~28d)
Jan 31
In Zone 10a, the average last spring frost is around January. Radishes is a hardy crop, so sow it directly around the dates above.
Last spring frost
Jan 31
First fall frost
Dec 20
Growing season
323 days
Full Radishes grow guide → · All crops for Zone 10a →
Frequently asked questions
When should I start radishes in Zone 10a?
Direct sow outdoors around Jan 3.
Can I direct sow radishes in Zone 10a?
Yes, direct sow around Jan 3.