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When to Plant Jostaberry in Warren County, VA

Jostaberry is a thornless hybrid of black currant and gooseberry, producing medium-sized, dark berries with a complex, tart-sweet flavor. It is vigorous and disease-resistant.

Warren County, Virginia is in USDA Zone 7a. The average last spring frost is April 23 and the first fall frost is October 19, giving you a growing season of approximately 179 days.

At an elevation of 665 feet, Warren County receives approximately 40 inches of rainfall annually with predominantly silt loam soil. Summer highs average 89°F, providing good warmth for Jostaberry during the growing season.

Warren County, VA (Zone 7a) Moderate season
179 days
Last Spring Frost April 23
179 growing days
First Fall Frost October 19

Warren County Soil Profile

Soil Type

Silt Loam

Soil pH

6.0-7.0

Drainage

Well Drained

Jostaberry Planting Timeline — Warren County, VA

Jostaberry Planting Calendar

Activity When Date Range
Transplant Outdoors May 14 May 14 – May 28

· 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

Partial Shade (3-6 hours)

💧 Water

Moderate — regular watering

📅 Days to Maturity

730–1095 days

🧪 Soil pH

Needs 6–6.5 · Your soil: N/A

🗺️ USDA Zone

Zone 7a

📆 Growing Season

179 days in Warren County

Growing Tips for Warren County

Plant in rich, well-drained soil. No special pruning required beyond removing old wood. Self-fertile but yields improve with a second bush. Berries ripen midsummer.

Companion Planting

Good Companions

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Jostaberry in Warren County, VA?

Warren County is in Zone 7a with an average last frost of April 23. Plan your Jostaberry planting based on this frost date — see the calendar above for exact timing.

What planting zone is Warren County, VA?

Warren County, Virginia is in USDA Hardiness Zone 7a. The average last spring frost is April 23 and first fall frost is October 19.

🌱

Your Warren County Garden Planner — Free

A 22-page printable planner built for Warren County (Zone 7a). 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 Warren County, VA. Local conditions may vary. Last updated: July 2026.

Sources & credits

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