When to plant Borage in Vanderburgh County, IN
Plant Borage in Vanderburgh County, when soil hits 50°F — usually March 24. Continue planting through April 14 for the spring crop. A second sowing from August 20 to September 3 extends the harvest into fall.
When to Plant Borage in Vanderburgh County, IN
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.
Vanderburgh County, Indiana is in USDA Zone 7a. The average last spring frost is April 7 and the first fall frost is October 29, giving you a growing season of approximately 205 days.
At an elevation of 901 feet, Vanderburgh County receives approximately 40.3 inches of rainfall annually with predominantly silt loam soil. Summer highs average 87°F, providing good warmth for Borage during the growing season.
Vanderburgh County Soil Profile
Soil Type
Silt Loam
Soil pH
6.0-7.0
Drainage
Well Drained
Borage Planting Timeline — Vanderburgh County, IN
Borage Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Start Indoors | March 3 | Mar 3 – Mar 17 |
| Transplant Outdoors | March 31 | Mar 31 – Apr 14 |
| Direct Sow | March 24 | Mar 24 – Apr 14 |
| Harvest | May 26 | May 26 – Jul 14 |
| Fall Sowing | August 20 | Aug 20 – Sep 3 |
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 7a
📆 Growing Season
205 days in Vanderburgh County
Growing Tips for Vanderburgh 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 Vanderburgh County, IN?
Vanderburgh County is in Zone 7a with an average last frost of April 7. Plan your Borage planting based on this frost date — see the calendar above for exact timing.
What planting zone is Vanderburgh County, IN?
Vanderburgh County, Indiana is in USDA Hardiness Zone 7a. The average last spring frost is April 7 and first fall frost is October 29.
When should I plant Borage in Vanderburgh County, IN?
In Vanderburgh County, IN, plant Borage after the last frost (around April 7) and before the first frost (around October 29). Best results when soil holds above 50°F.
What growing zone is Vanderburgh County, IN for Borage?
Vanderburgh County sits in USDA Zone 7a. Borage grows reliably in zones 3a through 11b, so it's a good fit here.
Can Borage grow in Vanderburgh County's climate?
Yes — Borage grows well in Vanderburgh County's temperate climate. Vanderburgh County averages a 205-day frost-free season, with last frost around April 7 and first frost around October 29.
Your Vanderburgh County Garden Planner — Free
A 22-page printable planner built for Vanderburgh County (Zone 7a). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.