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When to plant Chamomile in Calhoun County, MI

Spring Chamomile in Calhoun County goes in April 16–May 7, once nighttime temps stop dipping near freezing. A second sowing from August 4 to August 18 extends the harvest into fall.

When to Plant Chamomile in Calhoun County, MI

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.

Calhoun County, Michigan is in USDA Zone 6a. The average last spring frost is April 30 and the first fall frost is October 13, giving you a growing season of approximately 166 days.

At an elevation of 1,242 feet, Calhoun County receives approximately 39.5 inches of rainfall annually with predominantly silt loam soil. Summer highs average 83°F, so choose short-season varieties of Chamomile to ensure they mature before fall.

Calhoun County, MI (Zone 6a) Moderate season
166 days
Last Spring Frost April 30
166 growing days
First Fall Frost October 13

Calhoun County Soil Profile

Soil Type

Silt Loam

Soil pH

6-6.9

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 1.6" 0" ❄️ Dormant
Feb 1.6" 0" ❄️ Dormant
Mar 2.9" 0" ❄️ Dormant
Apr 4.3" 3.6" 0.7" 💧 Light watering
May 4.3" 4.7" 0" ✅ Rainfall sufficient
Jun 4.3" 5.4" 0" ✅ Rainfall sufficient
Jul 4.3" 4.4" 0" ✅ Rainfall sufficient
Aug 4.3" 4" 0.3" 💧 Light watering
Sep 4.3" 4" 0.3" 💧 Light watering
Oct 4.3" 3" 1.3" 💧 Light watering
Nov 2.4" 0" ❄️ Dormant
Dec 1.9" 0" ❄️ Dormant

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

Chamomile Planting Timeline — Calhoun County, MI

Chamomile Planting Calendar

Activity When Date Range
Start Indoors March 26 Mar 26 – Apr 9
Transplant Outdoors April 23 Apr 23 – May 7
Direct Sow April 16 Apr 16 – May 7
Harvest June 25 Jun 25 – Sep 3
Fall Sowing August 4 Aug 4 – Aug 18

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 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 6a

📆 Growing Season

166 days in Calhoun County

Growing Tips for Calhoun 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 Calhoun County, MI?

Calhoun County is in Zone 6a with an average last frost of April 30. Plan your Chamomile planting based on this frost date — see the calendar above for exact timing.

What planting zone is Calhoun County, MI?

Calhoun County, Michigan is in USDA Hardiness Zone 6a. The average last spring frost is April 30 and first fall frost is October 13.

When should I plant Chamomile in Calhoun County, MI?

In Calhoun County, MI, plant Chamomile after the last frost (around April 30) and before the first frost (around October 13). Best results when soil holds above 50°F.

What growing zone is Calhoun County, MI for Chamomile?

Calhoun County sits in USDA Zone 6a. Chamomile grows reliably in zones 3a through 9b, so it's a good fit here.

Can Chamomile grow in Calhoun County's climate?

Yes — Chamomile grows well in Calhoun County's temperate climate. Calhoun County averages a 166-day frost-free season, with last frost around April 30 and first frost around October 13.

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Your Calhoun County Garden Planner — Free

A 22-page printable planner built for Calhoun County (Zone 6a). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.

Instant PDF download. No spam, unsubscribe any time.

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

Sources & credits

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