🫑When to Plant Pepper (2026)
Loves heat. Needs a long warm head start indoors before transplanting.
- Type: Warm-season
- Method: Transplant
- Days to harvest: 70
- Spacing: 18" apart
- Sun: Full sun (6-8h)
- Companions: basil, onion, carrot
Is Pepper right for your USDA zone?
Pepper is a warm-season crop that needs frost-free weather and warm soil to thrive. Gardeners in zones 5b through 10b have the longest pepper season. In cooler zones (3a-5a), choose fast-maturing varieties (60 days or less) and start seeds indoors to extend your window. In hot zones (9a-10b), pepper may struggle in peak summer — consider planting in February-March for a spring crop before the heat.
Pepper needs about 70 days from transplant to harvest, so any zone with at least 84frost-free days can grow it successfully. Check your zone's specific dates in the table below.
How to grow pepper
Start pepper seeds indoors about 8 weeks before your last spring frost, then harden off and transplant the seedlings once frost danger has passed. Give each plant 18 inches of room in full sun (6-8h), and keep the soil consistently moist while seeds germinate and plants establish.
Expect roughly 70 days to your first harvest. Watch for aphids, flea beetle, hornworm, the most common pests of pepper, and scout plants weekly so you can act early. Bottom-heat mats speed germination—peppers need 80-85°F soil to sprout reliably. Once fruiting, pick the first peppers when slightly under-ripe to signal the plant to produce more.
Troubleshooting pepper
Blossom drop happens when daytime temps exceed 90°F or nights stay above 75°F. Use 30% shade cloth during heat waves. Also, peppers need consistent phosphorus—bone meal at transplant helps.
Growing pepper in containers
Thrives in 3-gallon containers minimum; compact varieties like 'Lunchbox' or 'Cajun Belle' fit 2-gallon pots. Peppers actually prefer being slightly root-bound for heavier fruit set.
Pepper planting dates by zone (2026)
| Zone | Start Indoors | Sow / Transplant | Harvest From |
|---|---|---|---|
| Zone 3a | Mar 20 | May 29 | Aug 7 |
| Zone 3b | Mar 20 | May 29 | Aug 7 |
| Zone 4a | Mar 15 | May 24 | Aug 2 |
| Zone 4b | Mar 10 | May 19 | Jul 28 |
| Zone 5a | Mar 5 | May 14 | Jul 23 |
| Zone 5b | Feb 28 | May 9 | Jul 18 |
| Zone 6a | Feb 23 | May 4 | Jul 13 |
| Zone 6b | Feb 18 | Apr 29 | Jul 8 |
| Zone 7a | Feb 13 | Apr 24 | Jul 3 |
| Zone 7b | Feb 8 | Apr 19 | Jun 28 |
| Zone 8a | Jan 28 | Apr 8 | Jun 17 |
| Zone 8b | Jan 18 | Mar 29 | Jun 7 |
| Zone 9a | Dec 31 | Mar 11 | May 20 |
| Zone 9b | Dec 16 | Feb 24 | May 5 |
| Zone 10a | Dec 6 | Feb 14 | Apr 25 |
| Zone 10b | Nov 20 | Jan 29 | Apr 9 |
Pepper planting FAQ
When is the best time to plant pepper?
Pepper is a warm-season crop. Plant it only after all danger of frost has passed and the soil has warmed to at least 60°F. Find the exact date for your USDA zone in the table below.
How long does pepper take to grow?
Pepper takes about 70 days from transplant to first harvest. Starting seeds indoors 8 weeks before your last frost gives the plants a head start.
How far apart should I space pepper?
Space pepper about 18 inches apart in full sun (6-8h). Proper spacing gives roots room to spread and improves airflow, which reduces disease.
What is the best growing tip for pepper?
Bottom-heat mats speed germination—peppers need 80-85°F soil to sprout reliably. Once fruiting, pick the first peppers when slightly under-ripe to signal the plant to produce more.
What are common problems with pepper?
Blossom drop happens when daytime temps exceed 90°F or nights stay above 75°F. Use 30% shade cloth during heat waves. Also, peppers need consistent phosphorus—bone meal at transplant helps.
Can I grow pepper in a container?
Thrives in 3-gallon containers minimum; compact varieties like 'Lunchbox' or 'Cajun Belle' fit 2-gallon pots. Peppers actually prefer being slightly root-bound for heavier fruit set.
Can I plant pepper for a second harvest?
Not recommended—peppers require a long warm growing season and slow down as days shorten. Focus on one strong crop per year in most zones.
What grows well with pepper?
Good companion plants for pepper are basil, onion, carrot. Companion planting can deter pests and make better use of garden space. Rotate where you plant pepper each year to keep soil healthy.