When to Plant Asparagus in Cheshire County, NH
Asparagus is a long-lived perennial vegetable that produces tender spears each spring for 15-20 years once established. It requires patience but rewards with reliable harvests.
Cheshire County, New Hampshire is in USDA Zone 5a. The average last spring frost is May 8 and the first fall frost is October 10, giving you a growing season of approximately 155 days.
At an elevation of 708 feet, Cheshire County receives approximately 47 inches of rainfall annually with predominantly silt loam soil. Summer highs average 86°F, providing good warmth for Asparagus during the growing season.
Cheshire County Soil Profile
Soil Type
Silt Loam
Soil pH
4.8-6.5
Drainage
Well Drained
Plant Planting Risk Windows
Percentages indicate frost risk at transplant. The 70% safe window means there is a 30% chance of frost after transplant — suitable for cold-hardy crops or gardeners with frost protection. The 90% safe window is best for tender plants.
Plant Water Budget
Asparagus Planting Timeline — Cheshire County, NH
Asparagus Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Transplant Outdoors | May 22 | May 22 – Jun 5 |
Plant 1" deep · 30" apart · Rows 42" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | — |
| February | — |
| March | — |
| April | — |
| May | Transplant Outdoors |
| June | Transplant Outdoors |
| July | — |
| August | — |
| September | — |
| October | — |
| November | — |
| December | — |
Growing Conditions
Sun
Full Sun (6-8+ hours)
Water
Moderate — regular watering
Days to Maturity
730–1095 days
Soil pH
6.5 – 7.5
USDA Zone
Zone 5a
Growing Season
155 days
Growing Tips for Cheshire County
Plant crowns in deep trenches with compost. Do not harvest spears for the first two years to allow root establishment. Mulch heavily to suppress weeds and retain moisture.
Companion Planting
Good Companions
Avoid Planting Near
Level Up Your Garden
Asparagus in Other Locations
Frequently Asked Questions
When should I plant Asparagus in Cheshire County, NH?
Cheshire County is in Zone 5a with an average last frost of May 8. Plan your Asparagus planting based on this frost date — see the calendar above for exact timing.
What planting zone is Cheshire County, NH?
Cheshire County, New Hampshire is in USDA Hardiness Zone 5a. The average last spring frost is May 8 and first fall frost is October 10.
Plan Your Garden with Confidence
Get our free Garden Planner — designed to help Cheshire County gardeners in Zone 5a organize planting dates, track what's growing, and never miss a planting window.
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