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When to Plant Currants in Carroll County, NH

Currants are small, tart berries that grow on attractive shrubs in red, white, and black varieties. They are prized for jams, jellies, and liqueurs.

Carroll County, New Hampshire is in USDA Zone 4b. The average last spring frost is May 9 and the first fall frost is October 6, giving you a growing season of approximately 150 days.

At an elevation of 433 feet, Carroll County receives approximately 41.8 inches of rainfall annually with predominantly silt loam soil. Summer highs average 80ยฐF, so choose short-season varieties of Currants to ensure they mature before fall.

Carroll County, NH (Zone 4b) Moderate season
150 days
Last Spring Frost May 9
150 growing days
First Fall Frost October 6

Carroll County Soil Profile

Soil Type

Silt Loam

Soil pH

5.2-6.5

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season
Transplant: May 29
Recommended (50%) ✓ Fits season
Transplant: Jun 6
Safe Start (90%) ✓ Fits season
Transplant: Jun 24

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
1.2″/week
Watering frequency Natural rainfall sufficient
Season total 0 gal / 100 sq ft
Currants needs ~9,125 GDD — county provides 1,500 GDD May not mature

Currants Planting Timeline โ€” Carroll County, NH

Currants Planting Calendar

Activity When Date Range
Transplant Outdoors June 6 Jun 6 โ€“ Jun 20

ยท 48" apart ยท Rows 72" apart

Month-by-Month Timeline

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

Growing Conditions

Sun

Partial Shade (3-6 hours)

Water

Moderate โ€” regular watering

Days to Maturity

730โ€“1095 days

Soil pH

6 โ€“ 6.5

USDA Zone

Zone 4b

Growing Season

150 days

Growing Tips for Carroll County

Plant in a sheltered location with morning sun. Prune out wood older than 3 years to encourage new fruiting wood. Mulch heavily to keep roots cool and moist.

Companion Planting

Good Companions

Level Up Your Garden

Frequently Asked Questions

When should I plant Currants in Carroll County, NH?

Carroll County is in Zone 4b with an average last frost of May 9. Plan your Currants planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Carroll County, NH?

Carroll County, New Hampshire is in USDA Hardiness Zone 4b. The average last spring frost is May 9 and first fall frost is October 6.

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Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Carroll County gardeners in Zone 4b 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 Carroll County, NH. Local conditions may vary. Last updated: April 2026.