When to plant Squash (Winter) in Clark County, IN
In Zone 7a (Clark County), direct-sow Squash (Winter) between April 17 and May 8 for spring, after the April 10 last-frost mark.
When to Plant Squash (Winter) in Clark County, IN
Winter squash includes butternut, acorn, delicata, and hubbard varieties grown to full maturity with hard rinds for storage. They develop sweet, dense flesh.
Clark County, Indiana is in USDA Zone 7a. The average last spring frost is April 10 and the first fall frost is October 22, giving you a growing season of approximately 195 days.
At an elevation of 1,265 feet, Clark County receives approximately 36.9 inches of rainfall annually with predominantly silt loam soil. Summer highs average 87°F, providing good warmth for Squash (Winter) during the growing season.
Clark County Soil Profile
Soil Type
Silt Loam
Soil pH
6.0-7.0
Drainage
Well Drained
Squash (Winter) Planting Timeline — Clark County, IN
Squash (Winter) Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Start Indoors | March 13 | Mar 13 – Mar 27 |
| Transplant Outdoors | April 24 | Apr 24 – May 8 |
| Direct Sow | April 17 | Apr 17 – May 8 |
| Harvest | July 17 | Jul 17 – Sep 11 |
Plant 1" deep · 30" apart · Rows 42" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | — |
| February | — |
| March | Start Indoors |
| April | Transplant Outdoors Direct Sow |
| May | Transplant Outdoors Direct Sow |
| June | — |
| July | Harvest |
| August | Harvest |
| September | Harvest |
| October | — |
| November | — |
| December | — |
Growing Conditions
☀️ Sun
Full Sun (6-8+ hours)
💧 Water
Moderate — regular watering
📅 Days to Maturity
80–120 days
🧪 Soil pH
Needs 6–7 · Your soil: N/A
🗺️ USDA Zone
Zone 7a
📆 Growing Season
195 days in Clark County
Growing Tips for Clark County
Direct sow after last frost on rich mounds. Allow ample space for sprawling vines. Cure harvested fruits in the sun for 10 days before storing in a cool, dry place.
Companion Planting
Good Companions
Avoid Planting Near
Check more plant combinations with our Companion Planting Checker →
Squash (Winter) in Other Locations
Frequently Asked Questions
When should I plant Squash (Winter) in Clark County, IN?
Clark County is in Zone 7a with an average last frost of April 10. Plan your Squash (Winter) planting based on this frost date — see the calendar above for exact timing.
What planting zone is Clark County, IN?
Clark County, Indiana is in USDA Hardiness Zone 7a. The average last spring frost is April 10 and first fall frost is October 22.
When should I plant Squash (Winter) in Clark County, IN?
In Clark County, IN, plant Squash (Winter) after the last frost (around April 10) and before the first frost (around October 22). Best results when soil holds above 50°F.
What growing zone is Clark County, IN for Squash (Winter)?
Clark County sits in USDA Zone 7a. Squash (Winter) grows reliably in zones 3a through 11b, so it's a good fit here.
Can Squash (Winter) grow in Clark County's climate?
Yes — Squash (Winter) grows well in Clark County's temperate climate. Clark County averages a 195-day frost-free season, with last frost around April 10 and first frost around October 22.
Your Clark County Garden Planner — Free
A 22-page printable planner built for Clark County (Zone 7a). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.