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When to Plant Cilantro in USDA Zone 2a

Zone 2a Zone 2a April

This month in Zone 2a

April is a pivotal month for Zone 2a gardens. Focus on these tasks first and you'll set up the rest of the season for success.

Avg. last frost May 22
Avg. first frost September 8
Get ahead of May
  • Transplants going out: cilantro
  • Direct-sowing: cilantro
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Cilantro

Cilantro is a dual-purpose herb providing fresh leaves (cilantro) and dried seeds (coriander). It bolts quickly in heat, producing flowers beloved by beneficial insects.

In Zone 2a, the average last spring frost is around May 30 and the first fall frost is around September 1, giving you a growing season of approximately 94 days.

Zone 2a Very short season
94 days
Last Spring Frost May 30
94 growing days
First Fall Frost September 1

Cilantro Planting Timeline — Zone 2a

Where Is USDA Zone 2a?

The map below highlights the states that contain Zone 2a. Click any state to see the Cilantro planting schedule for that location.

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

Cilantro Planting Calendar — Zone 2a

Activity When Date Range
Start Indoors April 18 Apr 18 – May 2
Transplant Outdoors May 23 May 23 – Jun 6
Direct Sow May 23 May 23 – Jun 13
Harvest July 4 Jul 4 – Sep 5
Fall Sowing June 9 Jun 9 – Jun 23

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

Month-by-Month Timeline

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

Free Zone 2a Planting Calendar PDF

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Growing Conditions

Sun

Partial Shade (3-6 hours)

💧 Water

0.5"/week · Moderate — regular watering

Days to Maturity

40–60 days

Soil pH

6 – 7

Zone Temperature Range

°F to °F average annual minimum

Growing Season

94 days (Zone average)

Planting Specifications

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

Succession Planting Cilantro in Zone

2
successive plantings in Zone 's ~94-day season

Sow every 4.6 weeks for continuous harvest throughout the season.

Growing Tips for Cilantro in Zone

Zone has a short growing season (~94 days). Start Cilantro indoors early and use season-extension techniques like row covers and cold frames.

Succession sow every 2-3 weeks. Provide afternoon shade in warm weather. Harvest leaves before flowering or allow some plants to go to seed for coriander and self-sowing.

Companion Planting

Good Companions

Avoid Planting Near

  • Fennel
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Saving Cilantro Seeds

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Start seeds indoors with reusable cell trays and humidity domes.

Related Plants

Frequently Asked Questions

When should I plant Cilantro in Zone 2a?

In Zone 2a, plan your Cilantro planting around the average last frost date of May 30. Start seeds indoors around April 18. Direct sow outdoors around May 23. Transplant seedlings around May 23.

Can Cilantro grow in Zone 2a?

Yes, Cilantro can grow well in Zone 2a, hardy in USDA zones 2a through 11b. Zone 2a has a growing season of approximately 94 days, which is sufficient for Cilantro (40-60 days to maturity).

When can I harvest Cilantro in Zone 2a?

In Zone 2a, expect to harvest Cilantro from July 4 – September 5. Cilantro takes 40-60 days from planting to harvest.

What is the last frost date for Zone 2a?

The average last spring frost in Zone 2a is around May 30, and the first fall frost is around September 1. This gives a growing season of approximately 94 days. These are 50% probability dates — actual frost dates vary year to year.

What should I plant next to Cilantro?

Good companion plants for Cilantro include Tomatoes, Peppers, Spinach. 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: April 2026.

Sources & credits

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