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When to Plant Cress in USDA Zone 7a

Zone 7a Zone 7a May

Your May game plan for Zone 7a

Your Zone 7a garden is entering a new phase. Here's what's on the schedule for May and why each task matters now.

Avg. last frost April 15
Avg. first frost October 24
  1. Start cress indoors

    Give them 6–8 weeks indoors before the last frost and you'll transplant into warm soil with seedlings that are already leaping.

  2. Pick cress

    Check every 1–2 days. Many of these get tough or go to seed if you wait too long.

Send me my free Zone 7a Planting Guide →

Garden cress is one of the fastest-growing edibles, producing peppery sprouts in as little as two weeks. It is excellent for microgreens and garnishes.

In Zone 7a, the average last spring frost is around March 25 and the first fall frost is around November 1, giving you a growing season of approximately 221 days.

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Zone 7a Long season
221 days
Last Spring Frost March 25
221 growing days
First Fall Frost November 1

Cress Planting Timeline — Zone 7a

Where Is USDA Zone 7a?

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

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

Cress Planting Calendar — Zone 7a

Activity When Date Range
Start Indoors February 18 Feb 18 – Mar 4
Transplant Outdoors March 25 Mar 25 – Apr 8
Direct Sow March 11 Mar 11 – Apr 1
Harvest April 8 Apr 8 – Apr 29
Fall Sowing August 23 Aug 23 – Sep 6

Plant 0.5" deep · 2" apart · Rows 6" apart

Month-by-Month Timeline

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

Free Zone 7a Planting Calendar PDF

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

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Growing Conditions

Sun

Partial Shade (3-6 hours)

💧 Water

Moderate — regular watering

Days to Maturity

14–21 days

Soil pH

6 – 7

Zone Temperature Range

°F to °F average annual minimum

Growing Season

221 days (Zone average)

Planting Specifications

Planting Depth0.5 inches
Plant Spacing2 inches apart
Row Spacing6 inches between rows

Succession Planting Cress in Zone

19
successive plantings in Zone 's ~221-day season

Sow every 1.6 weeks for continuous harvest throughout the season.

Growing Tips for Cress in Zone

Zone has a short growing season (~221 days). Start Cress indoors early and use season-extension techniques like row covers and cold frames.

Sow seeds thickly on moist soil or paper towels. Keep moist and harvest when 2-3 inches tall. Succession sow every few days for continuous supply. Grows well indoors year-round.

Companion Planting

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Saving Cress Seeds

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.

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Garden Plant Markers $6-12

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

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Frequently Asked Questions

When should I plant Cress in Zone 7a?

In Zone 7a, plan your Cress planting around the average last frost date of March 25. Start seeds indoors around February 18. Direct sow outdoors around March 11. Transplant seedlings around March 25.

Can Cress grow in Zone 7a?

Yes, Cress can grow well in Zone 7a, hardy in USDA zones 2a through 11b. Zone 7a has a growing season of approximately 221 days, which is sufficient for Cress (14-21 days to maturity).

When can I harvest Cress in Zone 7a?

In Zone 7a, expect to harvest Cress from April 8 – April 29. Cress takes 14-21 days from planting to harvest.

What is the last frost date for Zone 7a?

The average last spring frost in Zone 7a is around March 25, and the first fall frost is around November 1. This gives a growing season of approximately 221 days. These are 50% probability dates — actual frost dates vary year to year.

What should I plant next to Cress?

Good companion plants for Cress include Lettuce, Radish. 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.