When to plant Snap Peas in Adams County, IL
In Adams County, plant Snap Peas in spring between April 21 and May 12, once soil temps hold above 50°F. Adams County's last frost averages April 14, so time plantings around the expected last-frost window for best survival. For a fall crop, sow between and — roughly 55–70 days before the first frost on October 20.
When to Plant Snap Peas in Adams County, IL
Snap peas have edible pods with plump, sweet peas inside, combining the best features of snow peas and garden peas. They are a garden favorite for fresh eating.
Adams County, Illinois is in USDA Zone 6a. The average last spring frost is April 14 and the first fall frost is October 20, giving you a growing season of approximately 189 days.
At an elevation of 1,390 feet, Adams County receives approximately 33.1 inches of rainfall annually with predominantly silt loam soil. Summer highs average 85°F, providing good warmth for Snap Peas during the growing season.
Adams County Soil Profile
Soil Type
Silt Loam
Soil pH
6.0-7.0
Drainage
Well Drained
Snap Peas Planting Timeline — Adams County, IL
Snap Peas Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Start Indoors | February 17 | Feb 17 – Mar 3 |
| Transplant Outdoors | April 28 | Apr 28 – May 12 |
| Direct Sow | April 21 | Apr 21 – May 12 |
| Harvest | June 23 | Jun 23 – Aug 18 |
Plant 1" deep · 4" apart · Rows 18" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | — |
| February | Start Indoors |
| March | Start Indoors |
| April | Transplant Outdoors Direct Sow |
| May | Transplant Outdoors Direct Sow |
| June | Harvest |
| July | Harvest |
| August | Harvest |
| September | — |
| October | — |
| November | — |
| December | — |
Growing Conditions
☀️ Sun
Full Sun (6-8+ hours)
💧 Water
Moderate — regular watering
📅 Days to Maturity
55–70 days
🧪 Soil pH
Needs 6–7.5 · Your soil: N/A
🗺️ USDA Zone
Zone 6a
📆 Growing Season
189 days in Adams County
Growing Tips for Adams County
Direct sow in early spring as soon as soil can be worked. Provide a trellis 4-6 feet tall. Harvest when pods are plump and snap cleanly when bent.
Companion Planting
Good Companions
Avoid Planting Near
Check more plant combinations with our Companion Planting Checker →
Snap Peas in Other Locations
Frequently Asked Questions
When should I plant Snap Peas in Adams County, IL?
Adams County is in Zone 6a with an average last frost of April 14. Plan your Snap Peas planting based on this frost date — see the calendar above for exact timing.
What planting zone is Adams County, IL?
Adams County, Illinois is in USDA Hardiness Zone 6a. The average last spring frost is April 14 and first fall frost is October 20.
When should I plant Snap Peas in Adams County, IL?
In Adams County, IL, plant Snap Peas after the last frost (around April 14) and before the first frost (around October 20). Best results when soil holds above 50°F.
What growing zone is Adams County, IL for Snap Peas?
Adams County sits in USDA Zone 6a. Snap Peas grows reliably in zones 2a through 11b, so it's a good fit here.
Can Snap Peas grow in Adams County's climate?
Yes — Snap Peas grows well in Adams County's temperate climate. Adams County averages a 189-day frost-free season, with last frost around April 14 and first frost around October 20.
Your Adams County Garden Planner — Free
A 22-page printable planner built for Adams County (Zone 6a). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.