When to plant Daikon in Wapello County, IA
The best window to plant Daikon in Wapello County, is April 7–April 28, when soil warms to 50°F. Last frost typically hits April 21; first frost October 14. A second sowing from August 5 to August 19 extends the harvest into fall.
When to Plant Daikon in Wapello County, IA
Daikon is a large, mild Japanese radish that can grow over a foot long. It is excellent for pickling, stir-fries, and as a soil-breaking cover crop.
Wapello County, Iowa is in USDA Zone 5b. The average last spring frost is April 21 and the first fall frost is October 14, giving you a growing season of approximately 176 days.
At an elevation of 670 feet, Wapello County receives approximately 34 inches of rainfall annually with predominantly silt loam soil. Summer highs average 87°F, providing good warmth for Daikon during the growing season.
Wapello County Soil Profile
Soil Type
Silt Loam
Soil pH
6.0-7.0
Drainage
Well Drained
Daikon Planting Timeline — Wapello County, IA
Daikon Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Direct Sow | April 7 | Apr 7 – Apr 28 |
| Harvest | June 2 | Jun 2 – Jun 30 |
| Fall Sowing | August 5 | Aug 5 – Aug 19 |
Plant 0.5" deep · 6" apart · Rows 12" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | — |
| February | — |
| March | — |
| April | Direct Sow |
| May | — |
| June | Harvest |
| July | — |
| August | Fall Sowing |
| September | — |
| October | — |
| November | — |
| December | — |
Growing Conditions
☀️ Sun
Full Sun (6-8+ hours)
💧 Water
Moderate — regular watering
📅 Days to Maturity
50–70 days
🧪 Soil pH
Needs 5.8–7 · Your soil: N/A
🗺️ USDA Zone
Zone 5b
📆 Growing Season
176 days in Wapello County
Growing Tips for Wapello County
Direct sow in late summer for fall harvest. Loosen soil deeply before planting. Thin seedlings to 6 inches apart. Harvest before hard freeze as exposed shoulders may crack.
Companion Planting
Good Companions
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Daikon in Other Locations
Frequently Asked Questions
When should I plant Daikon in Wapello County, IA?
Wapello County is in Zone 5b with an average last frost of April 21. Plan your Daikon planting based on this frost date — see the calendar above for exact timing.
What planting zone is Wapello County, IA?
Wapello County, Iowa is in USDA Hardiness Zone 5b. The average last spring frost is April 21 and first fall frost is October 14.
When should I plant Daikon in Wapello County, IA?
In Wapello County, IA, plant Daikon after the last frost (around April 21) and before the first frost (around October 14). Best results when soil holds above 50°F.
What growing zone is Wapello County, IA for Daikon?
Wapello County sits in USDA Zone 5b. Daikon grows reliably in zones 2a through 11b, so it's a good fit here.
Can Daikon grow in Wapello County's climate?
Yes — Daikon grows well in Wapello County's temperate climate. Wapello County averages a 176-day frost-free season, with last frost around April 21 and first frost around October 14.
Your Wapello County Garden Planner — Free
A 22-page printable planner built for Wapello 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.