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When to Plant Aronia in Newton County, MO

Aronia (chokeberry) is an extremely hardy native shrub producing astringent dark berries rich in antioxidants. The berries are typically processed into juice, jam, or wine.

Newton County, Missouri is in USDA Zone 6a. The average last spring frost is April 9 and the first fall frost is October 26, giving you a growing season of approximately 200 days.

At an elevation of 758 feet, Newton County receives approximately 38.1 inches of rainfall annually with predominantly silt loam soil. Summer highs average 88ยฐF, providing good warmth for Aronia during the growing season.

Newton County, MO (Zone 6a) Long season
200 days
Last Spring Frost April 9
200 growing days
First Fall Frost October 26

Newton County Soil Profile

Soil Type

Silt Loam

Soil pH

5.8-6.9

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season
Transplant: Apr 24
Recommended (50%) ✓ Fits season
Transplant: Apr 30
Safe Start (90%) ✓ Fits season
Transplant: May 14

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
0.8″/week
You supply
0.2″/week
Watering frequency Only during dry spells
Season total 427 gal / 100 sq ft
Drought risk

Water stress score is 6/10 โ€” consider drought-tolerant varieties and mulching

Aronia needs ~14,600 GDD — county provides 3,200 GDD May not mature

Aronia Planting Timeline โ€” Newton County, MO

Aronia Planting Calendar

Activity When Date Range
Transplant Outdoors April 30 Apr 30 โ€“ May 14

ยท 48" apart ยท Rows 72" apart

Month-by-Month Timeline

MonthActivities
January โ€”
February โ€”
March โ€”
April Transplant Outdoors
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

730โ€“1095 days

Soil pH

5 โ€“ 7

USDA Zone

Zone 6a

Growing Season

200 days

Growing Tips for Newton County

Plant in full sun for best fruiting. Very adaptable to soil types. Minimal pest and disease problems. Harvest berries in fall when fully black. Suckers can be divided for propagation.

Companion Planting

Good Companions

Level Up Your Garden

Frequently Asked Questions

When should I plant Aronia in Newton County, MO?

Newton County is in Zone 6a with an average last frost of April 9. Plan your Aronia planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Newton County, MO?

Newton County, Missouri is in USDA Hardiness Zone 6a. The average last spring frost is April 9 and first fall frost is October 26.

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Plan Your Garden with Confidence

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

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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 Newton County, MO. Local conditions may vary. Last updated: April 2026.