When to plant Fennel in Wilkin County, MN
Plant Fennel in Wilkin County during the brief May 25–June 15 window. With 142 frost-free days, fall plantings can't mature before September 30.
When to Plant Fennel in Wilkin County, MN
Florence fennel is grown for its swollen bulb-like stem base, which has a mild anise flavor. It is crisp raw in salads and sweet when roasted or braised.
Wilkin County, Minnesota is in USDA Zone 4a. The average last spring frost is May 11 and the first fall frost is September 30, giving you a growing season of approximately 142 days.
At an elevation of 1,365 feet, Wilkin County receives approximately 40 inches of rainfall annually with predominantly silt loam soil. Summer highs average 78°F, so choose short-season varieties of Fennel to ensure they mature before fall.
Wilkin County Soil Profile
Soil Type
Silt Loam
Soil pH
6.0-7.0
Drainage
Well Drained
Fennel Planting Timeline — Wilkin County, MN
Fennel Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Start Indoors | March 9 | Mar 9 – Mar 23 |
| Transplant Outdoors | June 1 | Jun 1 – Jun 15 |
| Direct Sow | May 25 | May 25 – Jun 15 |
| Harvest | August 3 | Aug 3 – Sep 14 |
Plant 1" deep · 15" apart · Rows 24" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | — |
| February | — |
| March | Start Indoors |
| April | — |
| May | Direct Sow |
| June | Transplant Outdoors Direct Sow |
| July | — |
| August | Harvest |
| September | Harvest |
| October | — |
| November | — |
| December | — |
Growing Conditions
☀️ Sun
Full Sun (6-8+ hours)
💧 Water
Moderate — regular watering
📅 Days to Maturity
60–90 days
🧪 Soil pH
Needs 5.5–7 · Your soil: N/A
🗺️ USDA Zone
Zone 4a
📆 Growing Season
142 days in Wilkin County
Growing Tips for Wilkin County
Direct sow in late summer for fall harvest to reduce bolting. Hill soil around bulbs as they enlarge. Harvest when bulbs are tennis-ball sized before they elongate.
Companion Planting
Good Companions
Avoid Planting Near
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Fennel in Other Locations
Frequently Asked Questions
When should I plant Fennel in Wilkin County, MN?
Wilkin County is in Zone 4a with an average last frost of May 11. Plan your Fennel planting based on this frost date — see the calendar above for exact timing.
What planting zone is Wilkin County, MN?
Wilkin County, Minnesota is in USDA Hardiness Zone 4a. The average last spring frost is May 11 and first fall frost is September 30.
When should I plant Fennel in Wilkin County, MN?
In Wilkin County, MN, plant Fennel after the last frost (around May 11) and before the first frost (around September 30). Best results when soil holds above 50°F.
What growing zone is Wilkin County, MN for Fennel?
Wilkin County sits in USDA Zone 4a. Fennel grows reliably in zones 4a through 10b, so it's a good fit here.
Can Fennel grow in Wilkin County's climate?
Yes — Fennel grows well in Wilkin County's temperate climate. Wilkin County averages a 142-day frost-free season, with last frost around May 11 and first frost around September 30.
Your Wilkin County Garden Planner — Free
A 22-page printable planner built for Wilkin County (Zone 4a). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.