When to plant asparagus in zone 4

Asparagus in USDA zone 4

Average zone 4 frost dates: last spring frost ≈ May 10, first fall frost ≈ Sep 25 (138 frost-free days). Local dates can vary by 2-3 weeks.

Plant crowns 2-4 weeks before the last frost; first light harvest in year two or three.

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Other zones

• Asparagus in zone 3
• Asparagus in zone 5
• Asparagus in zone 6
• Asparagus in zone 7
• Asparagus in zone 8
• Asparagus in zone 9
• Asparagus in zone 10
• Zone 4 planting calendar