When to plant Borage in Chippewa County, MI
Plant Borage in Chippewa County, when soil hits 50°F — usually April 30. Continue planting through May 21 for the spring crop. A second sowing from August 5 to August 19 extends the harvest into fall.
When to Plant Borage in Chippewa County, MI
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.
Chippewa County, Michigan is in USDA Zone 5a. The average last spring frost is May 14 and the first fall frost is October 14, giving you a growing season of approximately 153 days.
At an elevation of 621 feet, Chippewa County receives approximately 41.7 inches of rainfall annually with predominantly silt loam soil. Summer highs average 80°F, so choose short-season varieties of Borage to ensure they mature before fall.
Chippewa County Soil Profile
Soil Type
Silt Loam
Soil pH
6-6.9
Drainage
Well Drained
Monthly Watering Guide for Borage
Borage needs approximately 1 inches of water per week (4.3" per month). Here's how your county's rainfall compares month by month.
| Month | Borage Needs | Rainfall | You Supplement | Action |
|---|---|---|---|---|
| Jan | — | 1.8" | 0" | ❄️ Dormant |
| Feb | — | 2.1" | 0" | ❄️ Dormant |
| Mar | — | 2.6" | 0" | ❄️ Dormant |
| Apr | — | 4.2" | 0" | ❄️ Dormant |
| May | 4.3" | 4.4" | 0" | ✅ Rainfall sufficient |
| Jun | 4.3" | 4.6" | 0" | ✅ Rainfall sufficient |
| Jul | 4.3" | 5.1" | 0" | ✅ Rainfall sufficient |
| Aug | 4.3" | 4.5" | 0" | ✅ Rainfall sufficient |
| Sep | 4.3" | 4.2" | 0.1" | 💧 Light watering |
| Oct | 4.3" | 3.2" | 1.1" | 💧 Light watering |
| Nov | — | 2.9" | 0" | ❄️ Dormant |
| Dec | — | 2.1" | 0" | ❄️ Dormant |
Water needs are for active growing months only (May–Oct in Chippewa County). Supplement amounts are based on average rainfall — actual needs vary with temperature, soil, and mulching.
Borage Planting Timeline — Chippewa County, MI
Borage Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Start Indoors | April 9 | Apr 9 – Apr 23 |
| Transplant Outdoors | May 7 | May 7 – May 21 |
| Direct Sow | April 30 | Apr 30 – May 21 |
| Harvest | July 2 | Jul 2 – Aug 20 |
| Fall Sowing | August 5 | Aug 5 – Aug 19 |
Plant 0.5" deep · 8" apart · Rows 12" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | — |
| February | — |
| March | — |
| April | Start Indoors Direct Sow |
| May | Transplant Outdoors Direct Sow |
| June | — |
| July | Harvest |
| August | Fall Sowing Harvest |
| September | — |
| 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 5a
📆 Growing Season
153 days in Chippewa County
Growing Tips for Chippewa 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 Chippewa County, MI?
Chippewa County is in Zone 5a with an average last frost of May 14. Plan your Borage planting based on this frost date — see the calendar above for exact timing.
What planting zone is Chippewa County, MI?
Chippewa County, Michigan is in USDA Hardiness Zone 5a. The average last spring frost is May 14 and first fall frost is October 14.
When should I plant Borage in Chippewa County, MI?
In Chippewa County, MI, plant Borage after the last frost (around May 14) and before the first frost (around October 14). Best results when soil holds above 50°F.
What growing zone is Chippewa County, MI for Borage?
Chippewa County sits in USDA Zone 5a. Borage grows reliably in zones 3a through 11b, so it's a good fit here.
Can Borage grow in Chippewa County's climate?
Yes — Borage grows well in Chippewa County's temperate climate. Chippewa County averages a 153-day frost-free season, with last frost around May 14 and first frost around October 14.
Your Chippewa County Garden Planner — Free
A 22-page printable planner built for Chippewa County (Zone 5a). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.