When to plant Celeriac in Sherburne County, MN
In Sherburne County, plant Celeriac in spring between April 24 and May 15, once soil temps hold above 50°F. Sherburne County's last frost averages May 1, so be cautious and check the 10-day forecast before planting tender crops. For a fall crop, sow between July 14 and July 28 — roughly 100–120 days before the first frost on October 6.
When to Plant Celeriac in Sherburne County, MN
Celeriac is a celery relative grown for its knobby, flavorful root rather than its stalks. It has a rich celery flavor and is excellent roasted, mashed, or in soups.
Sherburne County, Minnesota is in USDA Zone 4b. The average last spring frost is May 1 and the first fall frost is October 6, giving you a growing season of approximately 158 days.
At an elevation of 568 feet, Sherburne County receives approximately 38.1 inches of rainfall annually with predominantly silt loam soil. Summer highs average 82°F, so choose short-season varieties of Celeriac to ensure they mature before fall.
Sherburne County Soil Profile
Soil Type
Silt Loam
Soil pH
6-7.1
Drainage
Well Drained
Monthly Watering Guide for Celeriac
Celeriac needs approximately 1 inches of water per week (4.3" per month). Here's how your county's rainfall compares month by month.
| Month | Celeriac Needs | Rainfall | You Supplement | Action |
|---|---|---|---|---|
| Jan | — | 1.7" | 0" | ❄️ Dormant |
| Feb | — | 2" | 0" | ❄️ Dormant |
| Mar | — | 2.6" | 0" | ❄️ Dormant |
| Apr | — | 3.8" | 0" | ❄️ Dormant |
| May | 4.3" | 4.2" | 0.1" | 💧 Light watering |
| Jun | 4.3" | 4.9" | 0" | ✅ Rainfall sufficient |
| Jul | 4.3" | 4.1" | 0.2" | 💧 Light watering |
| Aug | 4.3" | 4.1" | 0.2" | 💧 Light watering |
| Sep | 4.3" | 3.4" | 0.9" | 💧 Light watering |
| Oct | 4.3" | 2.8" | 1.5" | 💧 Light watering |
| Nov | — | 2.7" | 0" | ❄️ Dormant |
| Dec | — | 1.9" | 0" | ❄️ Dormant |
Water needs are for active growing months only (May–Oct in Sherburne County). Supplement amounts are based on average rainfall — actual needs vary with temperature, soil, and mulching.
Celeriac Planting Timeline — Sherburne County, MN
Celeriac Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Start Indoors | March 20 | Mar 20 – Apr 3 |
| Transplant Outdoors | May 1 | May 1 – May 15 |
| Direct Sow | April 24 | Apr 24 – May 15 |
| Harvest | August 14 | Aug 14 – Sep 18 |
| Fall Sowing | July 14 | Jul 14 – Jul 28 |
Plant 1" deep · 15" apart · Rows 24" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | — |
| February | — |
| March | Start Indoors |
| April | Start Indoors Direct Sow |
| May | Transplant Outdoors Direct Sow |
| June | — |
| July | Fall Sowing |
| August | Harvest |
| September | Harvest |
| October | — |
| November | — |
| December | — |
Growing Conditions
☀️ Sun
Full Sun (6-8+ hours)
💧 Water
High — keep soil consistently moist
📅 Days to Maturity
100–120 days
🧪 Soil pH
Needs 6–7 · Your soil: N/A
🗺️ USDA Zone
Zone 4b
📆 Growing Season
158 days in Sherburne County
Growing Tips for Sherburne County
Start seeds indoors 10-12 weeks before last frost. Remove side roots as they develop to encourage a single large bulb. Harvest after a light frost for best flavor.
Companion Planting
Good Companions
Avoid Planting Near
Check more plant combinations with our Companion Planting Checker →
Celeriac in Other Locations
Frequently Asked Questions
When should I plant Celeriac in Sherburne County, MN?
Sherburne County is in Zone 4b with an average last frost of May 1. Plan your Celeriac planting based on this frost date — see the calendar above for exact timing.
What planting zone is Sherburne County, MN?
Sherburne County, Minnesota is in USDA Hardiness Zone 4b. The average last spring frost is May 1 and first fall frost is October 6.
When should I plant Celeriac in Sherburne County, MN?
In Sherburne County, MN, plant Celeriac after the last frost (around May 1) and before the first frost (around October 6). Best results when soil holds above 50°F.
What growing zone is Sherburne County, MN for Celeriac?
Sherburne County sits in USDA Zone 4b. Celeriac grows reliably in zones 3a through 9b, so it's a good fit here.
Can Celeriac grow in Sherburne County's climate?
Yes — Celeriac grows well in Sherburne County's temperate climate. Sherburne County averages a 158-day frost-free season, with last frost around May 1 and first frost around October 6.
Your Sherburne County Garden Planner — Free
A 22-page printable planner built for Sherburne County (Zone 4b). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.