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When to Plant Haskaps in Greater Sudbury, ON

Haskaps (honeyberries) are extremely cold-hardy shrubs producing elongated blue berries with a complex blueberry-raspberry flavor. They fruit very early in the season.

Greater Sudbury, Ontario is in USDA Zone 5b. The average last spring frost is April 24 and the first fall frost is October 8, giving you a growing season of approximately 167 days.

At an elevation of 1,141 feet, Greater Sudbury receives approximately 29.7 inches of rainfall annually with predominantly clay loam soil. Summer highs average 77°F, so choose short-season varieties of Haskaps to ensure they mature before fall. Clay soil retains moisture well for Haskaps, but amend with compost to improve drainage and prevent root rot.

Greater Sudbury, ON (Zone 5b) Moderate season
167 days
Last Spring Frost April 24
167 growing days
First Fall Frost October 8

Greater Sudbury Soil Profile

Soil Type

Clay Loam

Soil pH

6.0-7.0

Drainage

Well Drained

Haskaps Planting Timeline — Greater Sudbury, ON

Haskaps Planting Calendar

Activity When Date Range
Transplant Outdoors May 15 May 15 – May 29

· 48" apart · Rows 72" apart

Month-by-Month Timeline

MonthActivities
January
February
March
April
May Transplant Outdoors
June
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

167 days in Greater Sudbury

Growing Tips for Greater Sudbury

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 →

Frequently Asked Questions

When should I plant Haskaps in Greater Sudbury, ON?

Greater Sudbury is in Zone 5b with an average last frost of April 24. Plan your Haskaps planting based on this frost date — see the calendar above for exact timing.

What planting zone is Greater Sudbury, ON?

Greater Sudbury, Ontario is in USDA Hardiness Zone 5b. The average last spring frost is April 24 and first fall frost is October 8.

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Your Greater Sudbury Garden Planner — Free

A 22-page printable planner built for Greater Sudbury (Zone 5b). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.

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Data sources: USDA Plant Hardiness Zone Map (2023), NOAA 30-Year Climate Normals. Frost dates are based on 50% probability averages for Greater Sudbury, ON. Local conditions may vary. Last updated: August 2026.

Sources & credits

Every number on this page traces back to a primary horticulture or government data source. Click through to verify.