When to plant Haskaps in Iosco County, MI
Iosco County's 142-day season only supports one Haskaps planting per year. Sow between June 4 and June 18 for the best chance at full maturity before October 3.
When to Plant Haskaps in Iosco County, MI
Haskaps (honeyberries) are extremely cold-hardy shrubs producing elongated blue berries with a complex blueberry-raspberry flavor. They fruit very early in the season.
Iosco County, Michigan is in USDA Zone 5b. The average last spring frost is May 14 and the first fall frost is October 3, giving you a growing season of approximately 142 days.
At an elevation of 696 feet, Iosco County receives approximately 37.5 inches of rainfall annually with predominantly silt loam soil. Summer highs average 88°F, providing good warmth for Haskaps during the growing season.
Iosco County Soil Profile
Soil Type
Silt Loam
Soil pH
6.0-7.0
Drainage
Well Drained
Haskaps Planting Timeline — Iosco County, MI
Haskaps Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Transplant Outdoors | June 4 | Jun 4 – Jun 18 |
· 48" apart · Rows 72" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | — |
| February | — |
| March | — |
| April | — |
| May | — |
| June | Transplant Outdoors |
| July | — |
| August | — |
| September | — |
| October | — |
| November | — |
| December | — |
Growing Conditions
☀️ Sun
Full Sun (6-8+ hours)
💧 Water
Moderate — regular watering
📅 Days to Maturity
730–1095 days
🧪 Soil pH
Needs 5.5–7.5 · Your soil: N/A
🗺️ USDA Zone
Zone 5b
📆 Growing Season
142 days in Iosco County
Growing Tips for Iosco County
Plant at least two different varieties for cross-pollination. Fruits ripen 2-3 weeks before strawberries. Protect from birds. Very low maintenance once established. Tolerates extreme cold.
Companion Planting
Good Companions
Check more plant combinations with our Companion Planting Checker →
Haskaps in Other Locations
Frequently Asked Questions
When should I plant Haskaps in Iosco County, MI?
Iosco County is in Zone 5b with an average last frost of May 14. Plan your Haskaps planting based on this frost date — see the calendar above for exact timing.
What planting zone is Iosco County, MI?
Iosco County, Michigan is in USDA Hardiness Zone 5b. The average last spring frost is May 14 and first fall frost is October 3.
When should I plant Haskaps in Iosco County, MI?
In Iosco County, MI, plant Haskaps after the last frost (around May 14) and before the first frost (around October 3). Best results when soil holds above 50°F.
What growing zone is Iosco County, MI for Haskaps?
Iosco County sits in USDA Zone 5b. Haskaps grows reliably in zones 2a through 7b, so it's a good fit here.
Can Haskaps grow in Iosco County's climate?
Yes — Haskaps grows well in Iosco County's temperate climate. Iosco County averages a 142-day frost-free season, with last frost around May 14 and first frost around October 3.
Your Iosco County Garden Planner — Free
A 22-page printable planner built for Iosco County (Zone 5b). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.