When to plant Spinach in Dukes County, MA
Dukes County's climate puts the Spinach spring window between April 11 and May 2. most warm-season crops establish quickly once soil holds above 60°F. A second sowing from August 10 to August 24 extends the harvest into fall.
When to Plant Spinach in Dukes County, MA
Spinach is a nutrient-packed cool-season green that grows quickly in spring and fall. It is rich in iron, vitamins, and antioxidants and excellent raw or cooked.
Dukes County, Massachusetts is in USDA Zone 7b. The average last spring frost is April 25 and the first fall frost is October 19, giving you a growing season of approximately 177 days.
At an elevation of 676 feet, Dukes County receives approximately 48.2 inches of rainfall annually with predominantly silt loam soil. Summer highs average 88°F, providing good warmth for Spinach during the growing season.
Dukes County Soil Profile
Soil Type
Silt Loam
Soil pH
5.2-6.5
Drainage
Well Drained
Monthly Watering Guide for Spinach
Spinach needs approximately 1 inches of water per week (4.3" per month). Here's how your county's rainfall compares month by month.
| Month | Spinach Needs | Rainfall | You Supplement | Action |
|---|---|---|---|---|
| Jan | — | 3.7" | 0" | ❄️ Dormant |
| Feb | — | 2.8" | 0" | ❄️ Dormant |
| Mar | — | 3.4" | 0" | ❄️ Dormant |
| Apr | 4.3" | 4.5" | 0" | ✅ Rainfall sufficient |
| May | 4.3" | 4.5" | 0" | ✅ Rainfall sufficient |
| Jun | 4.3" | 4.2" | 0.1" | 💧 Light watering |
| Jul | 4.3" | 4.8" | 0" | ✅ Rainfall sufficient |
| Aug | 4.3" | 4.8" | 0" | ✅ Rainfall sufficient |
| Sep | 4.3" | 4.4" | 0" | ✅ Rainfall sufficient |
| Oct | 4.3" | 4.1" | 0.2" | 💧 Light watering |
| Nov | — | 3.5" | 0" | ❄️ Dormant |
| Dec | — | 3.5" | 0" | ❄️ Dormant |
Water needs are for active growing months only (Apr–Oct in Dukes County). Supplement amounts are based on average rainfall — actual needs vary with temperature, soil, and mulching.
Spinach Planting Timeline — Dukes County, MA
Spinach Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Start Indoors | March 21 | Mar 21 – Apr 4 |
| Transplant Outdoors | April 25 | Apr 25 – May 9 |
| Direct Sow | April 11 | Apr 11 – May 2 |
| Harvest | May 30 | May 30 – Aug 1 |
| Fall Sowing | August 10 | Aug 10 – Aug 24 |
Plant 0.5" deep · 6" apart · Rows 12" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | — |
| February | — |
| March | Start Indoors |
| April | Start Indoors Transplant Outdoors Direct Sow |
| May | Transplant Outdoors Direct Sow Harvest |
| June | Harvest |
| July | Harvest |
| August | Fall Sowing Harvest |
| September | — |
| October | — |
| November | — |
| December | — |
Growing Conditions
☀️ Sun
Partial Shade (3-6 hours)
💧 Water
Moderate — regular watering
📅 Days to Maturity
35–50 days
🧪 Soil pH
Needs 6.5–7.5 · Your soil: N/A
🗺️ USDA Zone
Zone 7b
📆 Growing Season
177 days in Dukes County
Growing Tips for Dukes County
Direct sow as soon as soil can be worked in spring. Plant in partial shade for summer crops to delay bolting. Succession plant every 2 weeks for continuous harvest.
Companion Planting
Good Companions
Check more plant combinations with our Companion Planting Checker →
Wind pollinated — isolate 1/2 mile for purity. Easy to let bolt in heat.
Spinach in Other Locations
Frequently Asked Questions
When should I plant Spinach in Dukes County, MA?
Dukes County is in Zone 7b with an average last frost of April 25. Plan your Spinach planting based on this frost date — see the calendar above for exact timing.
What planting zone is Dukes County, MA?
Dukes County, Massachusetts is in USDA Hardiness Zone 7b. The average last spring frost is April 25 and first fall frost is October 19.
When should I plant Spinach in Dukes County, MA?
In Dukes County, MA, plant Spinach after the last frost (around April 25) and before the first frost (around October 19). Best results when soil holds above 50°F.
What growing zone is Dukes County, MA for Spinach?
Dukes County sits in USDA Zone 7b. Spinach grows reliably in zones 2a through 10b, so it's a good fit here.
Can Spinach grow in Dukes County's climate?
Yes — Spinach grows well in Dukes County's temperate climate. Dukes County averages a 177-day frost-free season, with last frost around April 25 and first frost around October 19.
Your Dukes County Garden Planner — Free
A 22-page printable planner built for Dukes 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.