When should I plant Tomat, San Marzano in Zone 12b?

Start Tomat, San Marzano seeds indoors around Nov 20. Transplant outdoors after Jan 15. Expect first harvest around Mar 21.

What is the last frost date for Zone 12b?

The average last spring frost date for Zone 12b is Jan 1. The first fall frost averages Dec 31, giving a 364-day growing season.

Can I grow Tomat, San Marzano in Zone 12b?

Yes. Tomat, San Marzano needs 80 days to harvest. Zone 12b has a 364-day growing season, which is sufficient.

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🍅 Growing Tomat, San Marzano in Zone 12b

Zone 12b has a year-round growing season. Tomat, San Marzano can be planted almost any time with proper planning. Sista frost: Jan 1. Första frost: Dec 31.

Planting Calendar

Indoor

Outdoor

Harvest

Nov 20Dec 31

Season: Jan 1 – Dec 31 (364 dagar)

Zon12b

Sista frostJan 1

Första frostDec 31

Säsong364 dagar

Skörd80 dagar

SolFull Sol

When to Plant Tomat, San Marzano in Zone 12b

Start Seeds Indoors: Nov 20

Start Tomat, San Marzano seeds indoors around Nov 20 (6 veckor före sista frosten). Optimal germination temperature: 80F. Germinates in 6-14 days.

Transplant Outdoors: Jan 15

Transplant Tomat, San Marzano seedlings outdoors after Jan 15. Wait until soil temperature reaches 60F. Space plants at 1/m² (30cm avstånd). Harden off plants for a week before moving outside.

Harvest: Mar 21

First harvest approximately Mar 21 (~65 dagar from transplant). Continue harvesting until first frost (Dec 31).

Samplantering

✅ Vitlök✅ Sparris✅ Basilika✅ Morötter✅ Ringblommor✅ Paprikor✅ Lökar

❌ Potatisar❌ Fänkål❌ Majs❌ Kålrabbi

Tomat, San Marzano in Other Zones

1a 1b 2a 2b 3a 3b 4a 4b 5a 5b 6a 6b 7a 7b 8a 8b 9a 9b 10a 10b 11a 11b 12a 12b 13a 13b

Plan Your Garden Tomat, San Marzano

Track Tomat, San Marzano from seed to harvest with personalized frost dates, watering recommendations, and companion planting visualization.

Start Free Tomat, San Marzano Growing Guide