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When to Plant Carrots in USDA Zone 7b

Zone 7b Zone 7b April

Zone 7b gardeners: here's your April plan

April is a pivotal month for Zone 7b gardens. Focus on these tasks first and you'll set up the rest of the season for success.

Avg. last frost March 28
Avg. first frost November 6
Coming up in May — start thinking about
  • First harvests: carrots
Get the full Zone 7b Garden Planner — free →
Carrots

Carrots are a popular root vegetable available in orange, purple, white, and yellow varieties. They are rich in beta-carotene and have a sweet, earthy flavor.

In Zone 7b, the average last spring frost is around March 18 and the first fall frost is around November 8, giving you a growing season of approximately 235 days.

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Zone 7b Long season
235 days
Last Spring Frost March 18
235 growing days
First Fall Frost November 8

Carrots Planting Timeline — Zone 7b

Where Is USDA Zone 7b?

The map below highlights the states that contain Zone 7b. Click any state to see the Carrots planting schedule for that location.

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

Carrots Planting Calendar — Zone 7b

Activity When Date Range
Direct Sow March 4 Mar 4 – Mar 25
Harvest May 6 May 6 – Jun 10
Fall Sowing August 30 Aug 30 – Sep 13

Plant 0.5" deep · 6" apart · Rows 12" apart

Month-by-Month Timeline

MonthActivities
January
February
March Direct Sow
April
May Harvest
June Harvest
July
August Fall Sowing
September Fall Sowing
October
November
December

Free Zone 7b Planting Calendar PDF

Know exactly when to plant every crop in your zone. Get a printable month-by-month calendar customized for Zone 7b with start dates, transplant windows, and harvest times.

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Growing Conditions

Sun

Full Sun (6-8+ hours)

💧 Water

0.8"/week · Moderate — regular watering

Days to Maturity

60–80 days

Soil pH

6 – 6.8

Zone Temperature Range

°F to °F average annual minimum

Growing Season

235 days (Zone average)

Planting Specifications

Planting Depth0.5 inches
Plant Spacing6 inches apart
Row Spacing12 inches between rows

Succession Planting Carrots in Zone

4
successive plantings in Zone 's ~235-day season

Sow every 6.9 weeks for continuous harvest throughout the season.

Growing Tips for Carrots in Zone

Zone has a short growing season (~235 days). Start Carrots indoors early and use season-extension techniques like row covers and cold frames.

Carrots needs approximately 0.8 inches of water per week during active growth. Adjust watering based on your local rainfall and soil drainage.

Sow seeds directly in loose, stone-free soil for straight roots. Keep soil moist until germination which can take 2-3 weeks. Thin seedlings to 2 inches apart.

Companion Planting

Good Companions

Avoid Planting Near

  • Dill
  • Parsnip
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Saving Carrots Seeds

🌾 Save Your Own Carrots Seeds
Life Cycle Biennial
Pollination Cross-Pollinated (insects)
How to Collect Replant roots for 2nd year flowers. Harvest umbels when brown.
Storage Store airtight; viable 3 years at 35°F, under 50% humidity.

Isolate 1/2 mile from Queen Anne's Lace (wild carrot). Biennial — requires two seasons.

Recommended for Your Garden

🌱
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.

🏷️
Garden Plant Markers $6-12

Keep your garden organized with durable, weather-resistant plant labels.

Related Plants

Frequently Asked Questions

When should I plant Carrots in Zone 7b?

In Zone 7b, plan your Carrots planting around the average last frost date of March 18. Direct sow outdoors around March 4.

Can Carrots grow in Zone 7b?

Yes, Carrots can grow well in Zone 7b, hardy in USDA zones 3a through 10b. Zone 7b has a growing season of approximately 235 days, which is sufficient for Carrots (60-80 days to maturity).

When can I harvest Carrots in Zone 7b?

In Zone 7b, expect to harvest Carrots from May 6 – June 10. Carrots takes 60-80 days from planting to harvest.

What is the last frost date for Zone 7b?

The average last spring frost in Zone 7b is around March 18, and the first fall frost is around November 8. This gives a growing season of approximately 235 days. These are 50% probability dates — actual frost dates vary year to year.

What should I plant next to Carrots?

Good companion plants for Carrots include Lettuce, Onion, Peas, Rosemary. 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: April 2026.

Sources & credits

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