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When to plant Haskaps in Polk County, MO

Polk County sits in cold Zone 6b. Plant Haskaps May 1–May 15 for the single annual harvest; the October 22 first frost closes the window.

When to Plant Haskaps in Polk County, MO

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

Polk County, Missouri is in USDA Zone 6b. The average last spring frost is April 10 and the first fall frost is October 22, giving you a growing season of approximately 195 days.

At an elevation of 1,363 feet, Polk County receives approximately 31.1 inches of rainfall annually with predominantly silt loam soil. Summer highs average 88°F, providing good warmth for Haskaps during the growing season.

Polk County, MO (Zone 6b) Moderate season
195 days
Last Spring Frost April 10
195 growing days
First Fall Frost October 22

Polk County Soil Profile

Soil Type

Silt Loam

Soil pH

6.0-7.0

Drainage

Well Drained

Haskaps Planting Timeline — Polk County, MO

Haskaps Planting Calendar

Activity When Date Range
Transplant Outdoors May 1 May 1 – May 15

· 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 6b

📆 Growing Season

195 days in Polk County

Growing Tips for Polk 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 →

Frequently Asked Questions

When should I plant Haskaps in Polk County, MO?

Polk County is in Zone 6b with an average last frost of April 10. Plan your Haskaps planting based on this frost date — see the calendar above for exact timing.

What planting zone is Polk County, MO?

Polk County, Missouri is in USDA Hardiness Zone 6b. The average last spring frost is April 10 and first fall frost is October 22.

When should I plant Haskaps in Polk County, MO?

In Polk County, MO, plant Haskaps after the last frost (around April 10) and before the first frost (around October 22). Best results when soil holds above 50°F.

What growing zone is Polk County, MO for Haskaps?

Polk County sits in USDA Zone 6b. Haskaps grows reliably in zones 2a through 7b, so it's a good fit here.

Can Haskaps grow in Polk County's climate?

Yes — Haskaps grows well in Polk County's temperate climate. Polk County averages a 195-day frost-free season, with last frost around April 10 and first frost around October 22.

🌱

Your Polk County Garden Planner — Free

A 22-page printable planner built for Polk County (Zone 6b). 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 Polk County, MO. Local conditions may vary. Last updated: August 2026.

Sources & credits

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