When to plant Spinach in New Haven County, CT
Plant Spinach in New Haven County from April 9 to April 30 in spring. New Haven County sits in USDA Zone 6b, with last frost around April 23 and first frost on October 19. A second sowing from August 10 to August 24 extends the harvest into fall.
When to Plant Spinach in New Haven County, CT
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.
New Haven County, Connecticut is in USDA Zone 6b. The average last spring frost is April 23 and the first fall frost is October 19, giving you a growing season of approximately 179 days.
At an elevation of 509 feet, New Haven County receives approximately 49.4 inches of rainfall annually with predominantly silt loam soil. Summer highs average 89°F, providing good warmth for Spinach during the growing season.
New Haven County Soil Profile
Soil Type
Silt Loam
Soil pH
6.0-7.0
Drainage
Well Drained
Spinach Planting Timeline — New Haven County, CT
Spinach Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Start Indoors | March 19 | Mar 19 – Apr 2 |
| Transplant Outdoors | April 23 | Apr 23 – May 7 |
| Direct Sow | April 9 | Apr 9 – Apr 30 |
| Harvest | May 28 | May 28 – Jul 30 |
| 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 Harvest |
| June | Harvest |
| July | Harvest |
| August | Fall Sowing |
| 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 6b
📆 Growing Season
179 days in New Haven County
Growing Tips for New Haven 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 New Haven County, CT?
New Haven County is in Zone 6b with an average last frost of April 23. Plan your Spinach planting based on this frost date — see the calendar above for exact timing.
What planting zone is New Haven County, CT?
New Haven County, Connecticut is in USDA Hardiness Zone 6b. The average last spring frost is April 23 and first fall frost is October 19.
When should I plant Spinach in New Haven County, CT?
In New Haven County, CT, plant Spinach after the last frost (around April 23) and before the first frost (around October 19). Best results when soil holds above 50°F.
What growing zone is New Haven County, CT for Spinach?
New Haven County sits in USDA Zone 6b. Spinach grows reliably in zones 2a through 10b, so it's a good fit here.
Can Spinach grow in New Haven County's climate?
Yes — Spinach grows well in New Haven County's temperate climate. New Haven County averages a 179-day frost-free season, with last frost around April 23 and first frost around October 19.
Your New Haven County Garden Planner — Free
A 22-page printable planner built for New Haven County (Zone 6b). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.