When to plant Garlic in Montgomery County, IL
Plant Garlic in Montgomery County, when soil hits 50°F — usually mid-spring. Continue planting through late spring for the spring crop. A second sowing from September 9 to September 23 extends the harvest into fall.
When to Plant Garlic in Montgomery 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.
Montgomery County, Illinois is in USDA Zone 6b. The average last spring frost is April 13 and the first fall frost is October 21, giving you a growing season of approximately 191 days.
At an elevation of 1,331 feet, Montgomery County receives approximately 30.1 inches of rainfall annually with predominantly silt loam soil. Summer highs average 88°F, providing good warmth for Garlic during the growing season.
Montgomery County Soil Profile
Soil Type
Silt Loam
Soil pH
6.0-7.0
Drainage
Well Drained
Garlic Planting Timeline — Montgomery County, IL
Garlic Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Harvest | December 9 | Dec 9 – Mar 24 |
| Fall Sowing | September 9 | Sep 9 – Sep 23 |
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 6b
📆 Growing Season
191 days in Montgomery County
Growing Tips for Montgomery 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
Avoid Planting Near
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Garlic in Other Locations
Frequently Asked Questions
When should I plant Garlic in Montgomery County, IL?
Montgomery County is in Zone 6b with an average last frost of April 13. Plan your Garlic planting based on this frost date — see the calendar above for exact timing.
What planting zone is Montgomery County, IL?
Montgomery County, Illinois is in USDA Hardiness Zone 6b. The average last spring frost is April 13 and first fall frost is October 21.
When should I plant Garlic in Montgomery County, IL?
In Montgomery County, IL, plant Garlic after the last frost (around April 13) and before the first frost (around October 21). Best results when soil holds above 50°F.
What growing zone is Montgomery County, IL for Garlic?
Montgomery County sits in USDA Zone 6b. Garlic grows reliably in zones 3a through 9b, so it's a good fit here.
Can Garlic grow in Montgomery County's climate?
Yes — Garlic grows well in Montgomery County's temperate climate. Montgomery County averages a 191-day frost-free season, with last frost around April 13 and first frost around October 21.
Your Montgomery County Garden Planner — Free
A 22-page printable planner built for Montgomery 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.