When to plant Kabocha in Worcester County, MA
Worcester County sits in USDA Zone 6a. Plant Kabocha between May 1 (after last frost on April 24) and May 22.
When to Plant Kabocha in Worcester County, MA
Kabocha is a Japanese winter squash with an exceptionally sweet, dense, chestnut-like flesh and dark green skin. It is a favorite in Asian cuisine for its rich, dry texture.
Worcester County, Massachusetts is in USDA Zone 6a. The average last spring frost is April 24 and the first fall frost is October 17, giving you a growing season of approximately 176 days.
At an elevation of 972 feet, Worcester County receives approximately 38 inches of rainfall annually with predominantly silt loam soil. Summer highs average 85°F, providing good warmth for Kabocha during the growing season.
Worcester County Soil Profile
Soil Type
Silt Loam
Soil pH
6.0-7.0
Drainage
Well Drained
Kabocha Planting Timeline — Worcester County, MA
Kabocha Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Start Indoors | March 20 | Mar 20 – Apr 3 |
| Transplant Outdoors | May 8 | May 8 – May 22 |
| Direct Sow | May 1 | May 1 – May 22 |
| Harvest | August 7 | Aug 7 – Sep 4 |
Plant 1" deep · 30" apart · Rows 42" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | — |
| February | — |
| March | Start Indoors |
| April | Start Indoors |
| 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
85–100 days
🧪 Soil pH
Needs 6–7.5 · Your soil: N/A
🗺️ USDA Zone
Zone 6a
📆 Growing Season
176 days in Worcester County
Growing Tips for Worcester County
Direct sow after frost or start indoors. Harvest when the skin is hard and dull. The stem should be dry and corky. Stores well for 3-4 months in a cool, dry place.
Companion Planting
Good Companions
Avoid Planting Near
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Kabocha in Other Locations
Frequently Asked Questions
When should I plant Kabocha in Worcester County, MA?
Worcester County is in Zone 6a with an average last frost of April 24. Plan your Kabocha planting based on this frost date — see the calendar above for exact timing.
What planting zone is Worcester County, MA?
Worcester County, Massachusetts is in USDA Hardiness Zone 6a. The average last spring frost is April 24 and first fall frost is October 17.
When should I plant Kabocha in Worcester County, MA?
In Worcester County, MA, plant Kabocha after the last frost (around April 24) and before the first frost (around October 17). Best results when soil holds above 50°F.
What growing zone is Worcester County, MA for Kabocha?
Worcester County sits in USDA Zone 6a. Kabocha grows reliably in zones 3a through 11b, so it's a good fit here.
Can Kabocha grow in Worcester County's climate?
Yes — Kabocha grows well in Worcester County's temperate climate. Worcester County averages a 176-day frost-free season, with last frost around April 24 and first frost around October 17.
Your Worcester County Garden Planner — Free
A 22-page printable planner built for Worcester 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.