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When to plant Romanesco in Todd County, MN

In Todd County, plant Romanesco in spring between April 27 and May 18, once soil temps hold above 50°F. Todd County's last frost averages May 4, so be cautious and check the 10-day forecast before planting tender crops. For a fall crop, sow between July 12 and July 26 — roughly 75–100 days before the first frost on October 4.

When to Plant Romanesco in Todd County, MN

Romanesco is a stunning brassica with a lime-green head composed of fractal-patterned spiraling florets. It has a nuttier, milder flavor than cauliflower.

Todd County, Minnesota is in USDA Zone 4a. The average last spring frost is May 4 and the first fall frost is October 4, giving you a growing season of approximately 153 days.

At an elevation of 987 feet, Todd County receives approximately 33.3 inches of rainfall annually with predominantly silt loam soil. Summer highs average 81°F, so choose short-season varieties of Romanesco to ensure they mature before fall.

Todd County, MN (Zone 4a) Moderate season
153 days
Last Spring Frost May 4
153 growing days
First Fall Frost October 4

Todd County Soil Profile

Soil Type

Silt Loam

Soil pH

6.0-7.0

Drainage

Well Drained

Romanesco Planting Timeline — Todd County, MN

Romanesco Planting Calendar

Activity When Date Range
Start Indoors March 23 Mar 23 – Apr 6
Transplant Outdoors May 4 May 4 – May 18
Direct Sow April 27 Apr 27 – May 18
Harvest July 20 Jul 20 – Aug 31
Fall Sowing July 12 Jul 12 – Jul 26

Plant 1" deep · 15" apart · Rows 24" apart

Month-by-Month Timeline

MonthActivities
January
February
March Start Indoors
April Start Indoors Direct Sow
May Transplant Outdoors Direct Sow
June
July Fall Sowing Harvest
August Harvest
September
October
November
December

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

Moderate — regular watering

📅 Days to Maturity

75–100 days

🧪 Soil pH

Needs 6–7 · Your soil: N/A

🗺️ USDA Zone

Zone 4a

📆 Growing Season

153 days in Todd County

Growing Tips for Todd County

Start seeds indoors 5-7 weeks before transplanting. Provide consistent moisture and avoid temperature stress. Harvest when head is fully formed but before florets begin to separate.

Companion Planting

Good Companions

Avoid Planting Near

  • Tomatoes
  • Strawberries

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Romanesco in Todd County, MN?

Todd County is in Zone 4a with an average last frost of May 4. Plan your Romanesco planting based on this frost date — see the calendar above for exact timing.

What planting zone is Todd County, MN?

Todd County, Minnesota is in USDA Hardiness Zone 4a. The average last spring frost is May 4 and first fall frost is October 4.

When should I plant Romanesco in Todd County, MN?

In Todd County, MN, plant Romanesco after the last frost (around May 4) and before the first frost (around October 4). Best results when soil holds above 50°F.

What growing zone is Todd County, MN for Romanesco?

Todd County sits in USDA Zone 4a. Romanesco grows reliably in zones 3a through 10b, so it's a good fit here.

Can Romanesco grow in Todd County's climate?

Yes — Romanesco grows well in Todd County's temperate climate. Todd County averages a 153-day frost-free season, with last frost around May 4 and first frost around October 4.

🌱

Your Todd County Garden Planner — Free

A 22-page printable planner built for Todd 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.

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Data sources: USDA Plant Hardiness Zone Map (2023), NOAA 30-Year Climate Normals. Frost dates are based on 50% probability averages for Todd County, MN. Local conditions may vary. Last updated: June 2026.

Sources & credits

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