When to plant Borage in Maries County, MO
Maries County's spring Borage window runs March 23 through April 13. time plantings around the expected last-frost window for best survival. A second sowing from August 21 to September 4 extends the harvest into fall.
When to Plant Borage in Maries County, MO
Borage is a self-seeding annual herb with star-shaped blue flowers that attract pollinators. Its leaves have a cucumber-like flavor and the flowers are edible.
Maries County, Missouri is in USDA Zone 6b. The average last spring frost is April 6 and the first fall frost is October 30, giving you a growing season of approximately 207 days.
At an elevation of 684 feet, Maries County receives approximately 36.2 inches of rainfall annually with predominantly silt loam soil. Summer highs average 86°F, providing good warmth for Borage during the growing season.
Maries County Soil Profile
Soil Type
Silt Loam
Soil pH
6.0-7.0
Drainage
Well Drained
Borage Planting Timeline — Maries County, MO
Borage Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Start Indoors | March 2 | Mar 2 – Mar 16 |
| Transplant Outdoors | March 30 | Mar 30 – Apr 13 |
| Direct Sow | March 23 | Mar 23 – Apr 13 |
| Harvest | May 25 | May 25 – Jul 13 |
| Fall Sowing | August 21 | Aug 21 – Sep 4 |
Plant 0.5" deep · 8" apart · Rows 12" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | — |
| February | — |
| March | Start Indoors Transplant Outdoors Direct Sow |
| April | Transplant Outdoors Direct Sow |
| May | Harvest |
| June | Harvest |
| July | Harvest |
| August | Fall Sowing |
| September | Fall Sowing |
| October | — |
| November | — |
| December | — |
Growing Conditions
☀️ Sun
Full Sun (6-8+ hours)
💧 Water
Low — drought tolerant
📅 Days to Maturity
50–60 days
🧪 Soil pH
Needs 6–7 · Your soil: N/A
🗺️ USDA Zone
Zone 6b
📆 Growing Season
207 days in Maries County
Growing Tips for Maries County
Direct sow in spring as borage does not transplant well. Allow some plants to go to seed for next year. Young leaves are best; older leaves become bristly.
Companion Planting
Good Companions
Check more plant combinations with our Companion Planting Checker →
Borage in Other Locations
Frequently Asked Questions
When should I plant Borage in Maries County, MO?
Maries County is in Zone 6b with an average last frost of April 6. Plan your Borage planting based on this frost date — see the calendar above for exact timing.
What planting zone is Maries County, MO?
Maries County, Missouri is in USDA Hardiness Zone 6b. The average last spring frost is April 6 and first fall frost is October 30.
When should I plant Borage in Maries County, MO?
In Maries County, MO, plant Borage after the last frost (around April 6) and before the first frost (around October 30). Best results when soil holds above 50°F.
What growing zone is Maries County, MO for Borage?
Maries County sits in USDA Zone 6b. Borage grows reliably in zones 3a through 11b, so it's a good fit here.
Can Borage grow in Maries County's climate?
Yes — Borage grows well in Maries County's temperate climate. Maries County averages a 207-day frost-free season, with last frost around April 6 and first frost around October 30.
Your Maries County Garden Planner — Free
A 22-page printable planner built for Maries 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.