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When to Plant Haskaps in USDA Zone 5b

Zone 5b Zone 5b June

Zone 5b gardeners: here's your June plan

Your Zone 5b garden is entering a new phase. Here's what's on the schedule for June and why each task matters now.

Avg. last frost May 1
Avg. first frost October 9
Download your personalised Zone 5b planting plan →

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

In Zone 5b, the average last spring frost is around April 18 and the first fall frost is around October 13, giving you a growing season of approximately 178 days.

Zone 5b Moderate season
178 days
Last Spring Frost April 18
178 growing days
First Fall Frost October 13

Haskaps Planting Timeline — Zone 5b

Where Is USDA Zone 5b?

The map below highlights the states that contain Zone 5b. Click any state to see the Haskaps planting schedule for that location.

Prints a clean, ink-friendly version without maps or navigation.

Haskaps Planting Calendar — Zone 5b

Activity When Date Range
Transplant Outdoors May 9 May 9 – May 23

· 48" apart · Rows 72" apart

Month-by-Month Timeline

MonthActivities
January
February
March
April
May Transplant Outdoors
June
July
August
September
October
November
December

Free Zone 5b Planting Calendar PDF

Know exactly when to plant every crop in your zone. Get a printable month-by-month calendar customized for Zone 5b with start dates, transplant windows, and harvest times.

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Growing Conditions

Sun

Full Sun (6-8+ hours)

💧 Water

Moderate — regular watering

Days to Maturity

730–1095 days

Soil pH

5.5 – 7.5

Zone Temperature Range

-15°F to -10°F average annual minimum

Growing Season

178 days (Zone 5b average)

Planting Specifications

Plant Spacing48 inches apart
Row Spacing72 inches between rows

Growing Tips for Haskaps in Zone 5b

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

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Saving Haskaps Seeds

Recommended for Your Garden

✂️
Pruning Shears $12-30

Sharp bypass pruners for clean cuts on fruit trees, berry bushes, and woody herbs.

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Seed Starting Trays $8-20

Start seeds indoors with reusable cell trays and humidity domes.

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Soil Test Kit $12-25

Test your soil pH, nitrogen, phosphorus, and potassium levels before planting.

Related Plants

Frequently Asked Questions

When should I plant Haskaps in Zone 5b?

In Zone 5b, plan your Haskaps planting around the average last frost date of April 18. Transplant seedlings around May 9.

Can Haskaps grow in Zone 5b?

Yes, Haskaps can grow well in Zone 5b, hardy in USDA zones 2a through 7b. Zone 5b has a growing season of approximately 178 days, which is sufficient for Haskaps (730-1095 days to maturity).

What is the last frost date for Zone 5b?

The average last spring frost in Zone 5b is around April 18, and the first fall frost is around October 13. This gives a growing season of approximately 178 days. These are 50% probability dates — actual frost dates vary year to year.

What should I plant next to Haskaps?

Good companion plants for Haskaps include Blueberries, Currants. These companions can help with pest control, pollination, and nutrient sharing.

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Your Zone 5b Garden Planner — Free

A 22-page printable planner tailored to Zone 5b. Planting dates, monthly task lists, harvest log, seed inventory, and succession charts — everything you need to plan a full season.

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Data sources: USDA Plant Hardiness Zone Map (2023), NOAA 30-Year Climate Normals, University Cooperative Extension planting guides. Planting dates are estimates based on average frost dates — local conditions may vary. Last updated: June 2026.

Sources & credits

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