When to plant Kai Lan in Callaway County, MO
Plant Kai Lan in Callaway County after April 10; the prime window is March 27–April 17. A second sowing from August 17 to August 31 extends the harvest into fall.
When to Plant Kai Lan in Callaway County, MO
Kai lan (Chinese broccoli) is a brassica grown for its thick, glossy stems and small flower buds. It has a slightly bitter, broccoli-like flavor essential in Cantonese cooking.
Callaway County, Missouri is in USDA Zone 6b. The average last spring frost is April 10 and the first fall frost is October 26, giving you a growing season of approximately 199 days.
At an elevation of 1,243 feet, Callaway County receives approximately 34.9 inches of rainfall annually with predominantly silt loam soil. Summer highs average 85°F, providing good warmth for Kai Lan during the growing season.
Callaway County Soil Profile
Soil Type
Silt Loam
Soil pH
6.0-7.0
Drainage
Well Drained
Kai Lan Planting Timeline — Callaway County, MO
Kai Lan Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Start Indoors | March 6 | Mar 6 – Mar 20 |
| Transplant Outdoors | April 10 | Apr 10 – Apr 24 |
| Direct Sow | March 27 | Mar 27 – Apr 17 |
| Harvest | May 29 | May 29 – Jun 26 |
| Fall Sowing | August 17 | Aug 17 – Aug 31 |
Plant 0.5" deep · 6" apart · Rows 12" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | — |
| February | — |
| March | Start Indoors Direct Sow |
| April | Transplant Outdoors Direct Sow |
| May | Harvest |
| June | Harvest |
| July | — |
| August | Fall Sowing |
| September | — |
| October | — |
| November | — |
| December | — |
Growing Conditions
☀️ Sun
Full Sun (6-8+ hours)
💧 Water
Moderate — regular watering
📅 Days to Maturity
45–60 days
🧪 Soil pH
Needs 6–7.5 · Your soil: N/A
🗺️ USDA Zone
Zone 6b
📆 Growing Season
199 days in Callaway County
Growing Tips for Callaway County
Direct sow in spring or fall. Harvest when flower buds first appear but before they open. Cut stems at the base to encourage side shoots. Prefers cool weather.
Companion Planting
Good Companions
Avoid Planting Near
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Kai Lan in Other Locations
Frequently Asked Questions
When should I plant Kai Lan in Callaway County, MO?
Callaway County is in Zone 6b with an average last frost of April 10. Plan your Kai Lan planting based on this frost date — see the calendar above for exact timing.
What planting zone is Callaway County, MO?
Callaway County, Missouri is in USDA Hardiness Zone 6b. The average last spring frost is April 10 and first fall frost is October 26.
When should I plant Kai Lan in Callaway County, MO?
In Callaway County, MO, plant Kai Lan after the last frost (around April 10) and before the first frost (around October 26). Best results when soil holds above 50°F.
What growing zone is Callaway County, MO for Kai Lan?
Callaway County sits in USDA Zone 6b. Kai Lan grows reliably in zones 2a through 11b, so it's a good fit here.
Can Kai Lan grow in Callaway County's climate?
Yes — Kai Lan grows well in Callaway County's temperate climate. Callaway County averages a 199-day frost-free season, with last frost around April 10 and first frost around October 26.
Your Callaway County Garden Planner — Free
A 22-page printable planner built for Callaway County (Zone 6b). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.