When to plant Garlic in Linn County, MO
Plant Garlic in Linn County from mid-spring to late spring in spring. Linn County sits in USDA Zone 6a, with last frost around April 17 and first frost on October 20. A second sowing from September 8 to September 22 extends the harvest into fall.
When to Plant Garlic in Linn County, MO
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.
Linn County, Missouri is in USDA Zone 6a. The average last spring frost is April 17 and the first fall frost is October 20, giving you a growing season of approximately 186 days.
At an elevation of 880 feet, Linn County receives approximately 32.4 inches of rainfall annually with predominantly silt loam soil. Summer highs average 85°F, providing good warmth for Garlic during the growing season.
Linn County Soil Profile
Soil Type
Silt Loam
Soil pH
6.0-7.0
Drainage
Well Drained
Garlic Planting Timeline — Linn County, MO
Garlic Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Harvest | December 8 | Dec 8 – Mar 23 |
| Fall Sowing | September 8 | Sep 8 – Sep 22 |
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 Linn County
Growing Tips for Linn 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 Linn County, MO?
Linn County is in Zone 6a with an average last frost of April 17. Plan your Garlic planting based on this frost date — see the calendar above for exact timing.
What planting zone is Linn County, MO?
Linn County, Missouri is in USDA Hardiness Zone 6a. The average last spring frost is April 17 and first fall frost is October 20.
When should I plant Garlic in Linn County, MO?
In Linn County, MO, plant Garlic after the last frost (around April 17) and before the first frost (around October 20). Best results when soil holds above 50°F.
What growing zone is Linn County, MO for Garlic?
Linn 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 Linn County's climate?
Yes — Garlic grows well in Linn County's temperate climate. Linn County averages a 186-day frost-free season, with last frost around April 17 and first frost around October 20.
Your Linn County Garden Planner — Free
A 22-page printable planner built for Linn 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.