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When to Plant Tomatoes in USDA Zone 7b

Zone 7b Zone 7b May

Top priorities for Zone 7b gardeners in May

Here's what deserves your attention in Zone 7b this month. Everything below is tailored to Zone 7b and timed around your local frost dates.

Avg. last frost April 6
Avg. first frost October 29
  1. Fire up the seed-starting tray: tomatoes

    These need a head start before your last frost (April 6). Sow into cells now so you're ready to transplant in a few weeks.

Coming up in June — start thinking about
  • First harvests: tomatoes
Want it on paper? Download your Zone 7b planting guide →
Tomatoes

Tomatoes are the most popular home garden crop, available in thousands of varieties from tiny cherries to massive beefsteaks. They are warm-season plants needing full sun.

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.

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

Tomatoes 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 Tomatoes planting schedule for that location.

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

Tomatoes Planting Calendar — Zone 7b

Activity When Date Range
Start Indoors January 28 Jan 28 – Feb 11
Transplant Outdoors April 1 Apr 1 – Apr 15
Direct Sow March 25 Mar 25 – Apr 15
Harvest June 3 Jun 3 – Aug 12

Plant 0.5" deep · 24" apart · Rows 36" apart

Month-by-Month Timeline

MonthActivities
January Start Indoors
February Start Indoors
March Direct Sow
April Transplant Outdoors Direct Sow
May
June Harvest
July Harvest
August Harvest
September
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

1.2"/week · Moderate — regular watering

Days to Maturity

60–85 days

Soil pH

6 – 7

Zone Temperature Range

°F to °F average annual minimum

Growing Season

235 days (Zone average)

Planting Specifications

Planting Depth0.5 inches
Plant Spacing24 inches apart
Row Spacing36 inches between rows

Succession Planting Tomatoes in Zone

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

Sow every 6.9 weeks for continuous harvest throughout the season.

Recommended Tomatoes Varieties for Zone

Your long season supports large indeterminate heirloom types

Brandywine (80d) Cherokee Purple (80d) San Marzano (80d)

Growing Tips for Tomatoes in Zone

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

Tomatoes needs approximately 1.2 inches of water per week during active growth. Adjust watering based on your local rainfall and soil drainage.

Start seeds indoors 6-8 weeks before last frost. Bury transplants deep to encourage rooting along the stem. Provide consistent moisture to prevent blossom end rot and cracking.

Companion Planting

Good Companions

Avoid Planting Near

  • Cabbage
  • Fennel
  • Potatoes
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Saving Tomatoes Seeds

🌾 Save Your Own Tomatoes Seeds
Life Cycle Annual
Pollination Self-Pollinating
How to Collect Scoop seeds from ripe fruit; ferment 2-3 days to remove gel coating.
Storage Store airtight; viable 4-6 years at 35°F, under 45% humidity.

Isolate 25 ft between varieties for purity. Use open-pollinated varieties for true-to-type 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.

🏷️
Garden Plant Markers $6-12

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

Related Plants

Frequently Asked Questions

When should I plant Tomatoes in Zone 7b?

In Zone 7b, plan your Tomatoes planting around the average last frost date of March 18. Start seeds indoors around January 28. Direct sow outdoors around March 25. Transplant seedlings around April 1.

Can Tomatoes grow in Zone 7b?

Yes, Tomatoes can grow well in Zone 7b, hardy in USDA zones 3a through 11b. Zone 7b has a growing season of approximately 235 days, which is sufficient for Tomatoes (60-85 days to maturity).

When can I harvest Tomatoes in Zone 7b?

In Zone 7b, expect to harvest Tomatoes from June 3 – August 12. Tomatoes takes 60-85 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 Tomatoes?

Good companion plants for Tomatoes include Basil, Carrots, Parsley, Peppers. 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.