When to plant Hubbard Squash in Calloway County, KY
Plant Hubbard Squash in Calloway County, when soil hits 50°F — usually April 12. Continue planting through May 3 for the spring crop.
When to Plant Hubbard Squash in Calloway County, KY
Hubbard squash is a large, bumpy-skinned winter squash with dense, sweet, dry flesh ideal for baking and pies. The hard shell allows storage for 6 months or more.
Calloway County, Kentucky is in USDA Zone 7b. The average last spring frost is April 5 and the first fall frost is October 29, giving you a growing season of approximately 207 days.
At an elevation of 2,755 feet, Calloway County receives approximately 42 inches of rainfall annually with predominantly silt loam soil. Summer highs average 93°F, providing good warmth for Hubbard Squash during the growing season.
Calloway County Soil Profile
Soil Type
Silt Loam
Soil pH
6.0-7.0
Drainage
Well Drained
Hubbard Squash Planting Timeline — Calloway County, KY
Hubbard Squash Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Start Indoors | March 8 | Mar 8 – Mar 22 |
| Transplant Outdoors | April 19 | Apr 19 – May 3 |
| Direct Sow | April 12 | Apr 12 – May 3 |
| Harvest | August 2 | Aug 2 – Sep 6 |
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 | — |
| August | Harvest |
| September | Harvest |
| October | — |
| November | — |
| December | — |
Growing Conditions
☀️ Sun
Full Sun (6-8+ hours)
💧 Water
Moderate — regular watering
📅 Days to Maturity
100–120 days
🧪 Soil pH
Needs 6–7 · Your soil: N/A
🗺️ USDA Zone
Zone 7b
📆 Growing Season
207 days in Calloway County
Growing Tips for Calloway County
Start seeds indoors in short-season areas. Requires ample space and rich soil. Harvest when the skin is very hard and the color is deep. Cure in the sun before storing.
Companion Planting
Good Companions
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Hubbard Squash in Other Locations
Frequently Asked Questions
When should I plant Hubbard Squash in Calloway County, KY?
Calloway County is in Zone 7b with an average last frost of April 5. Plan your Hubbard Squash planting based on this frost date — see the calendar above for exact timing.
What planting zone is Calloway County, KY?
Calloway County, Kentucky is in USDA Hardiness Zone 7b. The average last spring frost is April 5 and first fall frost is October 29.
When should I plant Hubbard Squash in Calloway County, KY?
In Calloway County, KY, plant Hubbard Squash after the last frost (around April 5) and before the first frost (around October 29). Best results when soil holds above 50°F.
What growing zone is Calloway County, KY for Hubbard Squash?
Calloway County sits in USDA Zone 7b. Hubbard Squash grows reliably in zones 3a through 10b, so it's a good fit here.
Can Hubbard Squash grow in Calloway County's climate?
Yes — Hubbard Squash grows well in Calloway County's temperate climate. Calloway County averages a 207-day frost-free season, with last frost around April 5 and first frost around October 29.
Your Calloway County Garden Planner — Free
A 22-page printable planner built for Calloway County (Zone 7b). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.