Blog

When to Plant Currants in USDA Zone 4b

Zone 4b Zone 4b May

Your May gardening checklist

Your garden in Zone 4b is working on a schedule, even when you're not. Here's where you should be this May.

Avg. last frost May 11
Avg. first frost October 2
Coming up in June — start thinking about
  • Transplants going out: currants
Download your personalised Zone 4b planting plan →

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

In Zone 4b, the average last spring frost is around May 1 and the first fall frost is around October 3, giving you a growing season of approximately 155 days.

Share this guide:
Facebook X
Zone 4b Moderate season
155 days
Last Spring Frost May 1
155 growing days
First Fall Frost October 3

Currants Planting Timeline — Zone 4b

Where Is USDA Zone 4b?

The map below highlights the states that contain Zone 4b. Click any state to see the Currants planting schedule for that location.

Prints a clean, ink-friendly version without maps or navigation.

Currants Planting Calendar — Zone 4b

Activity When Date Range
Transplant Outdoors May 29 May 29 – Jun 12

· 48" apart · Rows 72" apart

Month-by-Month Timeline

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

Free Zone 4b Planting Calendar PDF

Know exactly when to plant every crop in your zone. Get a printable month-by-month calendar customized for Zone 4b with start dates, transplant windows, and harvest times.

Instant PDF download. No spam, unsubscribe any time.

Share this guide:
Facebook X

Growing Conditions

Sun

Partial Shade (3-6 hours)

💧 Water

Moderate — regular watering

Days to Maturity

730–1095 days

Soil pH

6 – 6.5

Zone Temperature Range

°F to °F average annual minimum

Growing Season

155 days (Zone average)

Planting Specifications

Plant Spacing48 inches apart
Row Spacing72 inches between rows

Growing Tips for Currants in Zone

Zone has a short growing season (~155 days). Start Currants indoors early and use season-extension techniques like row covers and cold frames.

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

Best Seller
The Gardener's Encyclopedia to Companion Planting

The Gardener's Encyclopedia to Companion Planting

$27 $293 value

The pairings that make vegetables, herbs, and flowers grow better — and the ones that quietly wreck a bed.

  • Proven pairings for 200+ vegetables, herbs, flowers, and fruits
  • Full seed-starting + planting schedule with timing and spacing
  • Bonus: square-foot gardening guide + printable seasonal planners
See what's inside →

Saving Currants Seeds

Recommended for Your Garden

✂️
Pruning Shears $12-30

Sharp bypass pruners for clean cuts on fruit trees, berry bushes, and woody herbs.

🌱
Seed Starting Trays $8-20

Start seeds indoors with reusable cell trays and humidity domes.

🧪
Soil Test Kit $12-25

Test your soil pH, nitrogen, phosphorus, and potassium levels before planting.

Related Plants

Frequently Asked Questions

When should I plant Currants in Zone 4b?

In Zone 4b, plan your Currants planting around the average last frost date of May 1. Transplant seedlings around May 29.

Can Currants grow in Zone 4b?

Yes, Currants can grow well in Zone 4b, hardy in USDA zones 3a through 7b. Zone 4b has a growing season of approximately 155 days, which is sufficient for Currants (730-1095 days to maturity).

What is the last frost date for Zone 4b?

The average last spring frost in Zone 4b is around May 1, and the first fall frost is around October 3. This gives a growing season of approximately 155 days. These are 50% probability dates — actual frost dates vary year to year.

What should I plant next to Currants?

Good companion plants for Currants include Garlic, Chives, Tansy. These companions can help with pest control, pollination, and nutrient sharing.

🌱

Your Free Printable Garden Planner

A 24-page printable planner tailored to your zone. Planting dates, monthly task lists, harvest log, seed inventory, and succession charts — everything you need to plan a full season.

Instant PDF download. No spam, unsubscribe any time.

Data sources: USDA Plant Hardiness Zone Map (2023), NOAA 30-Year Climate Normals, University Cooperative Extension planting guides. Planting dates are estimates based on average frost dates — local conditions may vary. Last updated: May 2026.

Sources & credits

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