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When to plant Haskaps in Mayview,

Mayview's short 194-day growing season means one Haskaps planting between May 4 and May 18. No fall crop in Zone 6b.

When to Plant Haskaps in Mayview, MO

Mayview, MO Zone 6b June

June in the garden — Mayview, MO

June is a pivotal month for Mayview, MO gardens. Focus on these tasks first and you'll set up the rest of the season for success.

Avg. last frost April 13
Avg. first frost October 24
Soil temp (4") 73°F
Watering Low
Pest pressure High
Daylight 14.7 hrs

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

Mayview, Missouri is in USDA Zone 6b. The average last spring frost is April 13 and the first fall frost is October 24, giving you a growing season of approximately 194 days.

At an elevation of 732 feet, Lafayette County receives approximately 41.8 inches of rainfall annually with predominantly silt loam soil. Summer highs average 88°F, providing good warmth for Haskaps during the growing season.

Mayview, MO (Zone 6b) Moderate season
194 days
Last Spring Frost April 13
194 growing days
First Fall Frost October 24

Mayview Soil Profile

Soil Type

Silt Loam

Soil pH

5.6-6.7

Drainage

Well Drained

Haskaps Planting Risk Windows

Early Start (70% safe) ✓ Fits season
Transplant: Apr 27
Recommended (50%) ✓ Fits season
Transplant: May 4
Safe Start (90%) ✓ Fits season
Transplant: May 20

Percentages indicate frost risk at transplant. The 70% safe window means there is a 30% chance of frost after transplant — suitable for cold-hardy crops or gardeners with frost protection. The 90% safe window is best for tender plants.

Soil Compatibility in Mayview

How your county's soil matches Haskaps's growing requirements.

Soil pH

Your soil pH (5.6–6.7) is within Haskaps's preferred range (5.5–7.5).

Soil Texture

The silt loam soil in Lafayette County is excellent for Haskaps — good drainage, moisture retention, and nutrient holding capacity.

Drainage

Drainage is adequate for Haskaps.

Organic Matter

Organic matter is moderate (2.5%). Annual compost additions will help Haskaps.

How to Plant Haskaps

48"
Between Plants
72"
Between Rows

Haskaps Water Budget

Plant needs
1.0″/week
Rainfall provides
0.9″/week
Watering frequency Natural rainfall sufficient
Season total 0 gal / 100 sq ft
Drought risk

Water stress score is 6/10 — consider drought-tolerant varieties and mulching

Monthly Watering Guide for Haskaps

Haskaps needs approximately 1 inches of water per week (4.3" per month). Here's how your county's rainfall compares month by month.

Month Haskaps Needs Rainfall You Supplement Action
Jan 1.8" 0" ❄️ Dormant
Feb 1.7" 0" ❄️ Dormant
Mar 2.6" 0" ❄️ Dormant
Apr 4.3" 4.6" 0" ✅ Rainfall sufficient
May 4.3" 4.6" 0" ✅ Rainfall sufficient
Jun 4.3" 4.9" 0" ✅ Rainfall sufficient
Jul 4.3" 5" 0" ✅ Rainfall sufficient
Aug 4.3" 4.9" 0" ✅ Rainfall sufficient
Sep 4.3" 3.4" 0.9" 💧 Light watering
Oct 4.3" 3.3" 1" 💧 Light watering
Nov 2.8" 0" ❄️ Dormant
Dec 2.1" 0" ❄️ Dormant

Water needs are for active growing months only (Apr–Oct in Lafayette County). Supplement amounts are based on average rainfall — actual needs vary with temperature, soil, and mulching.

Haskaps Heat Requirements (GDD)

What are Growing Degree Days (GDD)?

Growing Degree Days measure the total warmth your plants receive during the growing season. Think of it as a "heat bank" — every day above 50°F deposits warmth that helps your plants grow.

Each plant needs a certain amount of accumulated heat to mature. If your county provides more GDD than the plant needs, it's a great fit. If it's close, you may want to choose faster-maturing varieties or start seeds indoors to get a head start.

Haskaps needs ~14,600 GDD — county provides 3,104 GDD May not mature

Haskaps Planting Timeline — Mayview, MO

Haskaps Planting Calendar

Activity When Date Range
Transplant Outdoors May 4 May 4 – May 18

· 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

1"/week · Natural rainfall sufficient

📅 Days to Maturity

730–1095 days

🧪 Soil pH

Needs 5.5–7.5 · Your soil: ideal

🗺️ USDA Zone

Zone 6b

📆 Growing Season

194 days in Lafayette County

Growing Tips for Haskaps in Mayview

Direct sow Haskaps outdoors after April 13 in Lafayette County when soil has warmed and frost danger has passed.

Your 194.0-day growing season in Lafayette County is tight for Haskaps (730.0-1095.0 days to maturity). Start indoors and choose early-maturing varieties.

General growing tips

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 →

When should I plant Haskaps in Mayview, ?

In Mayview, , plant Haskaps after the last frost (around April 13) and before the first frost (around October 24). Best results when soil holds above 50°F.

What growing zone is Mayview, for Haskaps?

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

Can Haskaps grow in Mayview's climate?

Yes — Haskaps grows well in Mayview's temperate climate. Mayview averages a 194-day frost-free season, with last frost around April 13 and first frost around October 24.

🌱

Your Lafayette County Garden Planner — Free

A 22-page printable planner built for Lafayette 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 Lafayette County, MO. Local conditions may vary. Last updated: June 2026.