Plant Spinach in Zone 3a
Seed-starting, transplant & harvest dates for USDA Zone 3a
Direct sow
Apr 10
Harvest (~45d)
May 25
In Zone 3a, the average last spring frost is around May. Spinach is a hardy crop, so sow it directly around the dates above.
Last spring frost
May 15
First fall frost
Sep 15
Growing season
123 days
Full Spinach grow guide → · All crops for Zone 3a →
Frequently asked questions
When should I start spinach in Zone 3a?
Direct sow outdoors around Apr 10.
Can I direct sow spinach in Zone 3a?
Yes, direct sow around Apr 10.