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When to plant Chamomile in Nobles County, MN

Nobles County gardeners should plant Chamomile between April 18 and May 9 in spring. With Nobles County's Zone 5a climate (last frost May 2), Chamomile needs 60–90 days to mature — plant by July 4 for a full harvest. A second sowing from July 24 to August 7 extends the harvest into fall.

When to Plant Chamomile in Nobles County, MN

Chamomile is a daisy-like herb famous for its calming, apple-scented tea. German chamomile is an annual while Roman chamomile is a perennial ground cover.

Nobles County, Minnesota is in USDA Zone 5a. The average last spring frost is May 2 and the first fall frost is October 2, giving you a growing season of approximately 153 days.

At an elevation of 553 feet, Nobles County receives approximately 39.2 inches of rainfall annually with predominantly silt loam soil. Summer highs average 80°F, so choose short-season varieties of Chamomile to ensure they mature before fall.

Nobles County, MN (Zone 5a) Moderate season
153 days
Last Spring Frost May 2
153 growing days
First Fall Frost October 2

Nobles County Soil Profile

Soil Type

Silt Loam

Soil pH

5.8-7.1

Drainage

Well Drained

Monthly Watering Guide for Chamomile

Chamomile needs approximately 1 inches of water per week (4.3" per month). Here's how your county's rainfall compares month by month.

Month Chamomile Needs Rainfall You Supplement Action
Jan 1.5" 0" ❄️ Dormant
Feb 1.6" 0" ❄️ Dormant
Mar 2.4" 0" ❄️ Dormant
Apr 3.6" 0" ❄️ Dormant
May 4.3" 5.1" 0" ✅ Rainfall sufficient
Jun 4.3" 5.5" 0" ✅ Rainfall sufficient
Jul 4.3" 4.2" 0.1" 💧 Light watering
Aug 4.3" 3.7" 0.6" 💧 Light watering
Sep 4.3" 3.8" 0.5" 💧 Light watering
Oct 4.3" 2.8" 1.5" 💧 Light watering
Nov 2.5" 0" ❄️ Dormant
Dec 2.4" 0" ❄️ Dormant

Water needs are for active growing months only (May–Oct in Nobles County). Supplement amounts are based on average rainfall — actual needs vary with temperature, soil, and mulching.

Chamomile Planting Timeline — Nobles County, MN

Chamomile Planting Calendar

Activity When Date Range
Start Indoors March 28 Mar 28 – Apr 11
Transplant Outdoors April 25 Apr 25 – May 9
Direct Sow April 18 Apr 18 – May 9
Harvest June 27 Jun 27 – Sep 5
Fall Sowing July 24 Jul 24 – Aug 7

Plant 0.5" deep · 8" apart · Rows 12" apart

Month-by-Month Timeline

MonthActivities
January
February
March Start Indoors
April Start Indoors Transplant Outdoors Direct Sow
May Transplant Outdoors Direct Sow
June Harvest
July Fall Sowing Harvest
August Fall Sowing 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 5.6–7.5 · Your soil: N/A

🗺️ USDA Zone

Zone 5a

📆 Growing Season

153 days in Nobles County

Growing Tips for Nobles County

Direct sow on the soil surface as seeds need light. Harvest flowers when petals begin to curl back. Chamomile self-sows freely and improves the health of nearby plants.

Companion Planting

Good Companions

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Chamomile in Nobles County, MN?

Nobles County is in Zone 5a with an average last frost of May 2. Plan your Chamomile planting based on this frost date — see the calendar above for exact timing.

What planting zone is Nobles County, MN?

Nobles County, Minnesota is in USDA Hardiness Zone 5a. The average last spring frost is May 2 and first fall frost is October 2.

When should I plant Chamomile in Nobles County, MN?

In Nobles County, MN, plant Chamomile after the last frost (around May 2) and before the first frost (around October 2). Best results when soil holds above 50°F.

What growing zone is Nobles County, MN for Chamomile?

Nobles County sits in USDA Zone 5a. Chamomile grows reliably in zones 3a through 9b, so it's a good fit here.

Can Chamomile grow in Nobles County's climate?

Yes — Chamomile grows well in Nobles County's temperate climate. Nobles County averages a 153-day frost-free season, with last frost around May 2 and first frost around October 2.

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Your Nobles County Garden Planner — Free

A 22-page printable planner built for Nobles County (Zone 5a). 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 Nobles County, MN. Local conditions may vary. Last updated: July 2026.

Sources & credits

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