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When to Plant Caraway in USDA Zone 5a

Zone 5a Zone 5a May

This month in Zone 5a

We've pulled the most time-sensitive tasks for Zone 5a this May and put them front and centre. Tackle them in order.

Avg. last frost May 6
Avg. first frost October 6
A few tasks this May that'll pay off in June
  • Starting indoors: caraway
Download your personalised Zone 5a planting plan →

Caraway is a biennial herb grown for its distinctive crescent-shaped seeds used in rye bread, sauerkraut, and European cuisine. The leaves and roots are also edible.

In Zone 5a, the average last spring frost is around April 25 and the first fall frost is around October 8, giving you a growing season of approximately 166 days.

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Zone 5a Moderate season
166 days
Last Spring Frost April 25
166 growing days
First Fall Frost October 8

Caraway Planting Timeline — Zone 5a

Where Is USDA Zone 5a?

The map below highlights the states that contain Zone 5a. Click any state to see the Caraway planting schedule for that location.

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

Caraway Planting Calendar — Zone 5a

Activity When Date Range
Start Indoors March 21 Mar 21 – Apr 4
Transplant Outdoors April 18 Apr 18 – May 2
Direct Sow April 11 Apr 11 – May 2
Fall Sowing July 30 Jul 30 – Aug 13

Plant 0.5" deep · 8" apart · Rows 12" apart

Month-by-Month Timeline

MonthActivities
January
February
March Start Indoors
April Start Indoors Transplant Outdoors Direct Sow
May Transplant Outdoors Direct Sow
June
July Fall Sowing
August Fall Sowing
September
October
November
December

Free Zone 5a Planting Calendar PDF

Know exactly when to plant every crop in your zone. Get a printable month-by-month calendar customized for Zone 5a with start dates, transplant windows, and harvest times.

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Growing Conditions

Sun

Full Sun (6-8+ hours)

💧 Water

Moderate — regular watering

Days to Maturity

365–450 days

Soil pH

6 – 7.5

Zone Temperature Range

°F to °F average annual minimum

Growing Season

166 days (Zone average)

Planting Specifications

Planting Depth0.5 inches
Plant Spacing8 inches apart
Row Spacing12 inches between rows

Growing Tips for Caraway in Zone

Zone has a short growing season (~166 days). Start Caraway indoors early and use season-extension techniques like row covers and cold frames.

Direct sow in spring or fall. Caraway produces seeds in its second year. Harvest seed heads when they turn brown. The young leaves can be used like parsley.

Companion Planting

Good Companions

Avoid Planting Near

  • Fennel
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Saving Caraway Seeds

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Start seeds indoors with reusable cell trays and humidity domes.

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Frequently Asked Questions

When should I plant Caraway in Zone 5a?

In Zone 5a, plan your Caraway planting around the average last frost date of April 25. Start seeds indoors around March 21. Direct sow outdoors around April 11. Transplant seedlings around April 18.

Can Caraway grow in Zone 5a?

Yes, Caraway can grow well in Zone 5a, hardy in USDA zones 3a through 9b. Zone 5a has a growing season of approximately 166 days, which is sufficient for Caraway (365-450 days to maturity).

What is the last frost date for Zone 5a?

The average last spring frost in Zone 5a is around April 25, and the first fall frost is around October 8. This gives a growing season of approximately 166 days. These are 50% probability dates — actual frost dates vary year to year.

What should I plant next to Caraway?

Good companion plants for Caraway include Peas, Lettuce. 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.

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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.