When to plant Mache in Jackson County, IL
In Zone 7a (Jackson County), direct-sow Mache between March 27 and April 17 for spring, after the April 10 last-frost mark. A second sowing from August 12 to August 26 extends the harvest into fall.
When to Plant Mache in Jackson County, IL
Mache (corn salad) is a cold-hardy salad green with small, rounded, tender leaves and a mild, nutty flavor. It thrives in cool weather and even overwinters in many climates.
Jackson County, Illinois is in USDA Zone 7a. The average last spring frost is April 10 and the first fall frost is October 21, giving you a growing season of approximately 194 days.
At an elevation of 1,046 feet, Jackson County receives approximately 38.9 inches of rainfall annually with predominantly silt loam soil. Summer highs average 89°F, providing good warmth for Mache during the growing season.
Jackson County Soil Profile
Soil Type
Silt Loam
Soil pH
6.0-7.0
Drainage
Well Drained
Mache Planting Timeline — Jackson County, IL
Mache Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Start Indoors | March 6 | Mar 6 – Mar 20 |
| Transplant Outdoors | April 10 | Apr 10 – Apr 24 |
| Direct Sow | March 27 | Mar 27 – Apr 17 |
| Harvest | May 22 | May 22 – Jun 26 |
| Fall Sowing | August 12 | Aug 12 – Aug 26 |
Plant 0.5" deep · 6" apart · Rows 12" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | — |
| February | — |
| March | Start Indoors Direct Sow |
| April | Transplant Outdoors Direct Sow |
| May | Harvest |
| June | Harvest |
| July | — |
| August | Fall Sowing |
| September | — |
| October | — |
| November | — |
| December | — |
Growing Conditions
☀️ Sun
Partial Shade (3-6 hours)
💧 Water
Moderate — regular watering
📅 Days to Maturity
40–60 days
🧪 Soil pH
Needs 6–7.5 · Your soil: N/A
🗺️ USDA Zone
Zone 7a
📆 Growing Season
194 days in Jackson County
Growing Tips for Jackson County
Direct sow in early spring or late summer for fall and winter harvest. Seeds need light to germinate so press gently into soil surface. Harvest whole rosettes.
Companion Planting
Good Companions
Check more plant combinations with our Companion Planting Checker →
Mache in Other Locations
Frequently Asked Questions
When should I plant Mache in Jackson County, IL?
Jackson County is in Zone 7a with an average last frost of April 10. Plan your Mache planting based on this frost date — see the calendar above for exact timing.
What planting zone is Jackson County, IL?
Jackson County, Illinois is in USDA Hardiness Zone 7a. The average last spring frost is April 10 and first fall frost is October 21.
When should I plant Mache in Jackson County, IL?
In Jackson County, IL, plant Mache after the last frost (around April 10) and before the first frost (around October 21). Best results when soil holds above 50°F.
What growing zone is Jackson County, IL for Mache?
Jackson County sits in USDA Zone 7a. Mache grows reliably in zones 2a through 10b, so it's a good fit here.
Can Mache grow in Jackson County's climate?
Yes — Mache grows well in Jackson County's temperate climate. Jackson County averages a 194-day frost-free season, with last frost around April 10 and first frost around October 21.
Your Jackson County Garden Planner — Free
A 22-page printable planner built for Jackson 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.