When to plant Garlic in Sumner County, KS
Sumner County's climate puts the Garlic spring window between mid-spring and late spring. most warm-season crops establish quickly once soil holds above 60°F. A second sowing from September 14 to September 28 extends the harvest into fall.
When to Plant Garlic in Sumner County, KS
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.
Sumner County, Kansas is in USDA Zone 7a. The average last spring frost is April 11 and the first fall frost is October 26, giving you a growing season of approximately 198 days.
At an elevation of 637 feet, Sumner County receives approximately 29 inches of rainfall annually with predominantly loam soil. Summer highs average 85°F, providing good warmth for Garlic during the growing season.
Sumner County Soil Profile
Soil Type
Loam
Soil pH
6.4-7.8
Drainage
Well Drained
Monthly Watering Guide for Garlic
Garlic needs approximately 1 inches of water per week (4.3" per month). Here's how your county's rainfall compares month by month.
| Month | Garlic Needs | Rainfall | You Supplement | Action |
|---|---|---|---|---|
| Jan | — | 0.7" | 0" | ❄️ Dormant |
| Feb | — | 1.1" | 0" | ❄️ Dormant |
| Mar | — | 1.7" | 0" | ❄️ Dormant |
| Apr | 4.3" | 3" | 1.3" | 💧 Light watering |
| May | 4.3" | 4.4" | 0" | ✅ Rainfall sufficient |
| Jun | 4.3" | 4.2" | 0.1" | 💧 Light watering |
| Jul | 4.3" | 3.4" | 0.9" | 💧 Light watering |
| Aug | 4.3" | 4" | 0.3" | 💧 Light watering |
| Sep | 4.3" | 3" | 1.3" | 💧 Light watering |
| Oct | 4.3" | 1.7" | 2.6" | 🚿 Regular watering |
| Nov | — | 1.1" | 0" | ❄️ Dormant |
| Dec | — | 0.7" | 0" | ❄️ Dormant |
Water needs are for active growing months only (Apr–Oct in Sumner County). Supplement amounts are based on average rainfall — actual needs vary with temperature, soil, and mulching.
Garlic Planting Timeline — Sumner County, KS
Garlic Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Harvest | December 14 | Dec 14 – Apr 26 |
| Fall Sowing | September 14 | Sep 14 – Sep 28 |
Plant 1" deep · 6" apart · Rows 12" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | Harvest |
| February | Harvest |
| March | Harvest |
| April | Harvest |
| 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 7a
📆 Growing Season
198 days in Sumner County
Growing Tips for Sumner 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 Sumner County, KS?
Sumner County is in Zone 7a with an average last frost of April 11. Plan your Garlic planting based on this frost date — see the calendar above for exact timing.
What planting zone is Sumner County, KS?
Sumner County, Kansas is in USDA Hardiness Zone 7a. The average last spring frost is April 11 and first fall frost is October 26.
When should I plant Garlic in Sumner County, KS?
In Sumner County, KS, plant Garlic after the last frost (around April 11) and before the first frost (around October 26). Best results when soil holds above 50°F.
What growing zone is Sumner County, KS for Garlic?
Sumner County sits in USDA Zone 7a. Garlic grows reliably in zones 3a through 9b, so it's a good fit here.
Can Garlic grow in Sumner County's climate?
Yes — Garlic grows well in Sumner County's temperate climate. Sumner County averages a 198-day frost-free season, with last frost around April 11 and first frost around October 26.
Your Sumner County Garden Planner — Free
A 22-page printable planner built for Sumner 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.