When to plant Fennel in Taylor County, IA
The best window to plant Fennel in Taylor County, is May 1–May 22, when soil warms to 50°F. Last frost typically hits April 24; first frost October 11.
When to Plant Fennel in Taylor County, IA
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.
Taylor County, Iowa is in USDA Zone 5b. The average last spring frost is April 24 and the first fall frost is October 11, giving you a growing season of approximately 170 days.
At an elevation of 994 feet, Taylor County receives approximately 38.7 inches of rainfall annually with predominantly silt loam soil. Summer highs average 84°F, so choose short-season varieties of Fennel to ensure they mature before fall.
Taylor County Soil Profile
Soil Type
Silt Loam
Soil pH
6.0-7.0
Drainage
Well Drained
Fennel Planting Timeline — Taylor County, IA
Fennel Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Start Indoors | February 27 | Feb 27 – Mar 13 |
| Transplant Outdoors | May 8 | May 8 – May 22 |
| Direct Sow | May 1 | May 1 – May 22 |
| Harvest | July 10 | Jul 10 – Aug 21 |
Plant 1" deep · 15" apart · Rows 24" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | — |
| February | Start Indoors |
| March | Start Indoors |
| April | — |
| May | Transplant Outdoors Direct Sow |
| June | — |
| July | Harvest |
| August | Harvest |
| September | — |
| 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 5b
📆 Growing Season
170 days in Taylor County
Growing Tips for Taylor 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 Taylor County, IA?
Taylor County is in Zone 5b with an average last frost of April 24. Plan your Fennel planting based on this frost date — see the calendar above for exact timing.
What planting zone is Taylor County, IA?
Taylor County, Iowa is in USDA Hardiness Zone 5b. The average last spring frost is April 24 and first fall frost is October 11.
When should I plant Fennel in Taylor County, IA?
In Taylor County, IA, plant Fennel after the last frost (around April 24) and before the first frost (around October 11). Best results when soil holds above 50°F.
What growing zone is Taylor County, IA for Fennel?
Taylor County sits in USDA Zone 5b. Fennel grows reliably in zones 4a through 10b, so it's a good fit here.
Can Fennel grow in Taylor County's climate?
Yes — Fennel grows well in Taylor County's temperate climate. Taylor County averages a 170-day frost-free season, with last frost around April 24 and first frost around October 11.
Your Taylor County Garden Planner — Free
A 22-page printable planner built for Taylor County (Zone 5b). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.