When to Plant Tomatoes in USDA Zone 8b
Your July game plan for Zone 8b
We've pulled the most time-sensitive tasks for Zone 8b this July and put them front and centre. Tackle them in order.
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Basket week: tomatoes
This is the payoff month. Bring a basket, bring a friend, and get into the beds.
To set up a strong August, finish these tasks
- First harvests: 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 8b, the average last spring frost is around February 25 and the first fall frost is around November 28, giving you a growing season of approximately 276 days.
Tomatoes Planting Timeline — Zone 8b
Where Is USDA Zone 8b?
The map below highlights the states that contain Zone 8b. Click any state to see the Tomatoes planting schedule for that location.
Tomatoes Planting Calendar — Zone 8b
| Activity | When | Date Range |
|---|---|---|
| Start Indoors | January 7 | Jan 7 – Jan 21 |
| Transplant Outdoors | March 11 | Mar 11 – Mar 25 |
| Direct Sow | March 4 | Mar 4 – Mar 25 |
| Harvest | May 13 | May 13 – Jul 22 |
Plant 0.5" deep · 24" apart · Rows 36" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | Start Indoors |
| February | — |
| March | Transplant Outdoors Direct Sow |
| April | — |
| May | Harvest |
| June | Harvest |
| July | Harvest |
| August | — |
| September | — |
| October | — |
| November | — |
| December | — |
Free Zone 8b Planting Calendar PDF
Know exactly when to plant every crop in your zone. Get a printable month-by-month calendar customized for Zone 8b with start dates, transplant windows, and harvest times.
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
15°F to 20°F average annual minimum
Growing Season
276 days (Zone 8b average)
Planting Specifications
| Planting Depth | 0.5 inches |
| Plant Spacing | 24 inches apart |
| Row Spacing | 36 inches between rows |
Succession Planting Tomatoes in Zone 8b
Sow every 6.9 weeks for continuous harvest throughout the season.
Recommended Tomatoes Varieties for Zone 8b
Your long season supports large indeterminate heirloom types
Growing Tips for Tomatoes in Zone 8b
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
The Gardener's Encyclopedia to Companion Planting
The pairings that make vegetables, herbs, and flowers grow better — and the ones that quietly wreck a bed.
- Proven pairings for 200+ vegetables, herbs, flowers, and fruits
- Full seed-starting + planting schedule with timing and spacing
- Bonus: square-foot gardening guide + printable seasonal planners
Saving Tomatoes Seeds
Isolate 25 ft between varieties for purity. Use open-pollinated varieties for true-to-type seeds.
Recommended for Your Garden
Start seeds indoors with reusable cell trays and humidity domes.
Test your soil pH, nitrogen, phosphorus, and potassium levels before planting.
Keep your garden organized with durable, weather-resistant plant labels.
Related Plants
Tomatoes in Other Zones
Tomatoes by State
- Alabama
- Alaska
- Arizona
- Arkansas
- California
- Colorado
- Connecticut
- Delaware
- Florida
- Georgia
- Hawaii
- Idaho
- Illinois
- Indiana
- Iowa
- Kansas
- Kentucky
- Louisiana
- Maine
- Maryland
- Massachusetts
- Michigan
- Minnesota
- Mississippi
- Missouri
- Montana
- Nebraska
- Nevada
- New Hampshire
- New Jersey
- New Mexico
- New York
- North Carolina
- North Dakota
- Ohio
- Oklahoma
- Oregon
- Pennsylvania
- Rhode Island
- South Carolina
- South Dakota
- Tennessee
- Texas
- Utah
- Vermont
- Virginia
- Washington
- West Virginia
- Wisconsin
- Wyoming
Frequently Asked Questions
When should I plant Tomatoes in Zone 8b?
In Zone 8b, plan your Tomatoes planting around the average last frost date of February 25. Start seeds indoors around January 7. Direct sow outdoors around March 4. Transplant seedlings around March 11.
Can Tomatoes grow in Zone 8b?
Yes, Tomatoes can grow well in Zone 8b, hardy in USDA zones 3a through 11b. Zone 8b has a growing season of approximately 276 days, which is sufficient for Tomatoes (60-85 days to maturity).
When can I harvest Tomatoes in Zone 8b?
In Zone 8b, expect to harvest Tomatoes from May 13 – July 22. Tomatoes takes 60-85 days from planting to harvest.
What is the last frost date for Zone 8b?
The average last spring frost in Zone 8b is around February 25, and the first fall frost is around November 28. This gives a growing season of approximately 276 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 Zone 8b Garden Planner — Free
A 22-page printable planner tailored to Zone 8b. Planting dates, monthly task lists, harvest log, seed inventory, and succession charts — everything you need to plan a full season.