When to plant Broccoli in Massac County, IL
Massac County's climate puts the Broccoli spring window between March 24 and April 14. most warm-season crops establish quickly once soil holds above 60°F. A second sowing from August 12 to August 26 extends the harvest into fall.
When to Plant Broccoli in Massac County, IL
Broccoli is a nutrient-dense cool-season crop that produces large central heads followed by smaller side shoots. It is one of the most popular garden vegetables.
Massac County, Illinois is in USDA Zone 7a. The average last spring frost is April 7 and the first fall frost is October 21, giving you a growing season of approximately 197 days.
At an elevation of 778 feet, Massac County receives approximately 36 inches of rainfall annually with predominantly silt loam soil. Summer highs average 86°F, providing good warmth for Broccoli during the growing season.
Massac County Soil Profile
Soil Type
Silt Loam
Soil pH
6.0-7.0
Drainage
Well Drained
How Much Broccoli to Grow
For a family of 4, plant approximately 12 broccoli plants in about 24 sq ft. In Massac County's 197-day season, you'll have plenty of time for a full harvest. Plan your garden layout →
Broccoli Planting Timeline — Massac County, IL
Broccoli Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Start Indoors | March 3 | Mar 3 – Mar 17 |
| Transplant Outdoors | April 7 | Apr 7 – Apr 21 |
| Direct Sow | March 24 | Mar 24 – Apr 14 |
| Harvest | June 9 | Jun 9 – Jul 21 |
| Fall Sowing | August 12 | Aug 12 – Aug 26 |
Plant 1" deep · 15" apart · Rows 24" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | — |
| February | — |
| March | Start Indoors Direct Sow |
| April | Transplant Outdoors Direct Sow |
| May | — |
| June | Harvest |
| July | Harvest |
| August | Fall Sowing |
| September | — |
| October | — |
| November | — |
| December | — |
Growing Conditions
☀️ Sun
Full Sun (6-8+ hours)
💧 Water
Moderate — regular watering
📅 Days to Maturity
60–90 days
🧪 Soil pH
Needs 6–7 · Your soil: N/A
🗺️ USDA Zone
Zone 7a
📆 Growing Season
197 days in Massac County
Growing Tips for Massac County
Start seeds indoors 6-8 weeks before last frost. Provide consistent moisture to prevent hollow stems. Harvest heads before yellow flowers appear.
Companion Planting
Good Companions
Avoid Planting Near
Check more plant combinations with our Companion Planting Checker →
Isolate 1/2 mile from other brassicas. Biennial — must overwinter roots.
Broccoli in Other Locations
Frequently Asked Questions
When should I plant Broccoli in Massac County, IL?
Massac County is in Zone 7a with an average last frost of April 7. Plan your Broccoli planting based on this frost date — see the calendar above for exact timing.
What planting zone is Massac County, IL?
Massac County, Illinois is in USDA Hardiness Zone 7a. The average last spring frost is April 7 and first fall frost is October 21.
When should I plant Broccoli in Massac County, IL?
In Massac County, IL, plant Broccoli after the last frost (around April 7) and before the first frost (around October 21). Best results when soil holds above 50°F.
What growing zone is Massac County, IL for Broccoli?
Massac County sits in USDA Zone 7a. Broccoli grows reliably in zones 2a through 11b, so it's a good fit here.
Can Broccoli grow in Massac County's climate?
Yes — Broccoli grows well in Massac County's temperate climate. Massac County averages a 197-day frost-free season, with last frost around April 7 and first frost around October 21.
Your Massac County Garden Planner — Free
A 22-page printable planner built for Massac 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.