When to plant Garlic in Morgan County, IL
Aim to plant Garlic in Morgan County on or after mid-spring; the window stays open through late spring. Morgan County's 186-day frost-free season gives you enough for a full main crop and a short fall succession. A second sowing from September 5 to September 19 extends the harvest into fall.
When to Plant Garlic in Morgan County, IL
Garlic is a pungent allium planted in fall and harvested the following summer. Hardneck varieties produce edible flower stalks (scapes) and are more cold-hardy.
Morgan County, Illinois is in USDA Zone 6a. The average last spring frost is April 14 and the first fall frost is October 17, giving you a growing season of approximately 186 days.
At an elevation of 1,348 feet, Morgan County receives approximately 39.1 inches of rainfall annually with predominantly silt loam soil. Summer highs average 86°F, providing good warmth for Garlic during the growing season.
Morgan County Soil Profile
Soil Type
Silt Loam
Soil pH
6.0-7.0
Drainage
Well Drained
Garlic Planting Timeline — Morgan County, IL
Garlic Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Harvest | December 5 | Dec 5 – Mar 20 |
| Fall Sowing | September 5 | Sep 5 – Sep 19 |
Plant 1" deep · 6" apart · Rows 12" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | Harvest |
| February | Harvest |
| March | Harvest |
| April | — |
| May | — |
| June | — |
| July | — |
| August | — |
| September | Fall Sowing |
| October | — |
| November | — |
| December | Harvest |
Growing Conditions
☀️ Sun
Full Sun (6-8+ hours)
💧 Water
Moderate — regular watering
📅 Days to Maturity
90–240 days
🧪 Soil pH
Needs 6–7.5 · Your soil: N/A
🗺️ USDA Zone
Zone 6a
📆 Growing Season
186 days in Morgan County
Growing Tips for Morgan County
Plant individual cloves pointed end up in fall, 6 weeks before ground freezes. Mulch heavily with straw. Harvest when lower leaves begin to brown but 5-6 green leaves remain.
Companion Planting
Good Companions
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Garlic in Other Locations
Frequently Asked Questions
When should I plant Garlic in Morgan County, IL?
Morgan County is in Zone 6a with an average last frost of April 14. Plan your Garlic planting based on this frost date — see the calendar above for exact timing.
What planting zone is Morgan County, IL?
Morgan County, Illinois is in USDA Hardiness Zone 6a. The average last spring frost is April 14 and first fall frost is October 17.
When should I plant Garlic in Morgan County, IL?
In Morgan County, IL, plant Garlic after the last frost (around April 14) and before the first frost (around October 17). Best results when soil holds above 50°F.
What growing zone is Morgan County, IL for Garlic?
Morgan County sits in USDA Zone 6a. Garlic grows reliably in zones 3a through 9b, so it's a good fit here.
Can Garlic grow in Morgan County's climate?
Yes — Garlic grows well in Morgan County's temperate climate. Morgan County averages a 186-day frost-free season, with last frost around April 14 and first frost around October 17.
Your Morgan County Garden Planner — Free
A 22-page printable planner built for Morgan 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.