Blog

When to Plant Snow Peas in Boone County, IN

Snow peas are a flat-podded pea variety eaten whole when the seeds inside are still tiny. They are essential in Asian stir-fries and have a delicate, sweet flavor.

Boone County, Indiana is in USDA Zone 5b. The average last spring frost is April 22 and the first fall frost is October 15, giving you a growing season of approximately 176 days.

At an elevation of 850 feet, Boone County receives approximately 35.3 inches of rainfall annually with predominantly silt loam soil. Summer highs average 83ยฐF, so choose short-season varieties of Snow Peas to ensure they mature before fall.

Boone County, IN (Zone 5b) Moderate season
176 days
Last Spring Frost April 22
176 growing days
First Fall Frost October 15

Boone County Soil Profile

Soil Type

Silt Loam

Soil pH

6.2-6.8

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (67 days to spare)
Start indoors: Mar 10 Transplant: Apr 14 🍅 Harvest: Jun 9 – Aug 4
Recommended (50%) ✓ Fits season (64 days to spare)
Start indoors: Mar 18 Transplant: Apr 22 🍅 Harvest: Jun 17 – Aug 12
Safe Start (90%) ✓ Fits season (61 days to spare)
Start indoors: Apr 2 Transplant: May 7 🍅 Harvest: Jul 2 – Aug 27

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

Plant needs
1.0″/week
Rainfall provides
0.8″/week
You supply
0.2″/week
Watering frequency Only during dry spells
Season total 296 gal / 100 sq ft
Drought risk

Water stress score is 6/10 โ€” consider drought-tolerant varieties and mulching

Snow Peas needs ~704 GDD — county provides 2,156 GDD Excellent fit

Snow Peas Planting Timeline โ€” Boone County, IN

Snow Peas Planting Calendar

Activity When Date Range
Start Indoors March 18 Mar 18 โ€“ Apr 1
Transplant Outdoors April 22 Apr 22 โ€“ May 6
Direct Sow April 8 Apr 8 โ€“ Apr 29
Fall Sowing August 6 Aug 6 โ€“ Aug 20
Harvest June 17 Jun 17 โ€“ Aug 12

Plant 1" deep ยท 4" apart ยท Rows 18" apart

Month-by-Month Timeline

MonthActivities
January โ€”
February โ€”
March Start Indoors
April Start Indoors Transplant Outdoors Direct Sow
May Transplant Outdoors
June Harvest
July Harvest
August Fall Sowing Harvest
September โ€”
October โ€”
November โ€”
December โ€”

Growing Conditions

Sun

Full Sun (6-8+ hours)

Water

Moderate โ€” regular watering

Days to Maturity

50โ€“65 days

Soil pH

6 โ€“ 7.5

USDA Zone

Zone 5b

Growing Season

176 days

Growing Tips for Boone County

Direct sow in early spring. Pick pods frequently when they are flat and tender for best flavor. Provide support for climbing varieties.

Companion Planting

Good Companions

Avoid Planting Near

  • Onion
  • Garlic

Level Up Your Garden

Frequently Asked Questions

When should I plant Snow Peas in Boone County, IN?

Boone County is in Zone 5b with an average last frost of April 22. Plan your Snow Peas planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Boone County, IN?

Boone County, Indiana is in USDA Hardiness Zone 5b. The average last spring frost is April 22 and first fall frost is October 15.

๐ŸŒฑ

Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Boone County gardeners in Zone 5b organize planting dates, track what's growing, and never miss a planting window.

Get Your Free Garden Planner →

Free download. Plan your entire garden season in minutes.

Data sources: USDA Plant Hardiness Zone Map (2023), NOAA 30-Year Climate Normals. Frost dates are based on 50% probability averages for Boone County, IN. Local conditions may vary. Last updated: April 2026.