When to plant Chamomile in Knox County, MO
In Knox County, plant Chamomile in spring between April 3 and April 24, once soil temps hold above 50°F. Knox County's last frost averages April 17, so time plantings around the expected last-frost window for best survival. For a fall crop, sow between August 8 and August 22 — roughly 60–90 days before the first frost on October 17.
When to Plant Chamomile in Knox County, MO
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.
Knox County, Missouri is in USDA Zone 6a. The average last spring frost is April 17 and the first fall frost is October 17, giving you a growing season of approximately 183 days.
At an elevation of 997 feet, Knox County receives approximately 39.9 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.
Knox County Soil Profile
Soil Type
Silt Loam
Soil pH
6.0-7.0
Drainage
Well Drained
Chamomile Planting Timeline — Knox County, MO
Chamomile Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Start Indoors | March 13 | Mar 13 – Mar 27 |
| Transplant Outdoors | April 10 | Apr 10 – Apr 24 |
| Direct Sow | April 3 | Apr 3 – Apr 24 |
| Harvest | June 12 | Jun 12 – Aug 21 |
| Fall Sowing | August 8 | Aug 8 – Aug 22 |
Plant 0.5" deep · 8" apart · Rows 12" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | — |
| February | — |
| March | Start Indoors |
| April | Transplant Outdoors Direct Sow |
| May | — |
| June | Harvest |
| July | Harvest |
| August | Fall Sowing Harvest |
| September | — |
| 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
183 days in Knox County
Growing Tips for Knox 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 →
Chamomile in Other Locations
Frequently Asked Questions
When should I plant Chamomile in Knox County, MO?
Knox County is in Zone 6a with an average last frost of April 17. Plan your Chamomile planting based on this frost date — see the calendar above for exact timing.
What planting zone is Knox County, MO?
Knox County, Missouri is in USDA Hardiness Zone 6a. The average last spring frost is April 17 and first fall frost is October 17.
When should I plant Chamomile in Knox County, MO?
In Knox County, MO, plant Chamomile after the last frost (around April 17) and before the first frost (around October 17). Best results when soil holds above 50°F.
What growing zone is Knox County, MO for Chamomile?
Knox 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 Knox County's climate?
Yes — Chamomile grows well in Knox County's temperate climate. Knox County averages a 183-day frost-free season, with last frost around April 17 and first frost around October 17.
Your Knox County Garden Planner — Free
A 22-page printable planner built for Knox 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.