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When to Plant Hardy Kiwi in Vinton County, OH

Hardy kiwi produces grape-sized, smooth-skinned fruits eaten whole without peeling. Unlike fuzzy kiwi, it is extremely cold-hardy to -25F once established.

Vinton County, Ohio is in USDA Zone 6a. The average last spring frost is April 21 and the first fall frost is October 22, giving you a growing season of approximately 184 days.

At an elevation of 1,281 feet, Vinton County receives approximately 40.9 inches of rainfall annually with predominantly silt loam soil. Summer highs average 90ยฐF, providing good warmth for Hardy Kiwi during the growing season.

Vinton County, OH (Zone 6a) Moderate season
184 days
Last Spring Frost April 21
184 growing days
First Fall Frost October 22

Vinton County Soil Profile

Soil Type

Silt Loam

Soil pH

6-7

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season
Transplant: May 4
Recommended (50%) ✓ Fits season
Transplant: May 12
Safe Start (90%) ✓ Fits season
Transplant: May 27

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.

Plant Water Budget

Plant needs
1.0″/week
Rainfall provides
0.9″/week
You supply
0.4″/week
Watering frequency 1-2 times/week
Season total 600 gal / 100 sq ft
Hardy Kiwi needs ~25,550 GDD — county provides 3,220 GDD May not mature

Hardy Kiwi Planting Timeline โ€” Vinton County, OH

Hardy Kiwi Planting Calendar

Activity When Date Range
Transplant Outdoors May 12 May 12 โ€“ May 26

ยท 72" apart ยท Rows 96" apart

Month-by-Month Timeline

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

Growing Conditions

Sun

Full Sun (6-8+ hours)

Water

Moderate โ€” regular watering

Days to Maturity

1095โ€“1825 days

Soil pH

5.5 โ€“ 7

USDA Zone

Zone 6a

Growing Season

184 days

Growing Tips for Vinton County

Plant male and female vines for pollination. Provide very strong trellising as vines become massive. Prune similarly to grapes. Protect young plants from late spring frost.

Companion Planting

Good Companions

Level Up Your Garden

Frequently Asked Questions

When should I plant Hardy Kiwi in Vinton County, OH?

Vinton County is in Zone 6a with an average last frost of April 21. Plan your Hardy Kiwi planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Vinton County, OH?

Vinton County, Ohio is in USDA Hardiness Zone 6a. The average last spring frost is April 21 and first fall frost is October 22.

๐ŸŒฑ

Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Vinton County gardeners in Zone 6a organize planting dates, track what's growing, and never miss a planting window.

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Free download. Plan your entire garden season in minutes.

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