When should I plant Tomaat, San Marzano in Zone 3b?

Start Tomaat, San Marzano seeds indoors around Apr 3. Transplant outdoors after May 29. Expect first harvest around Aug 2.

What is the last frost date for Zone 3b?

The average last spring frost date for Zone 3b is May 15. The first fall frost averages Sep 22, giving a 130-day growing season.

Can I grow Tomaat, San Marzano in Zone 3b?

Yes. Tomaat, San Marzano needs 80 days to harvest. Zone 3b has a 130-day growing season, which is sufficient.

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🍅 Kweken van Tomaat, San Marzano in Zone 3b

Zone 3b has harsh winters and a short growing season. Start Tomaat, San Marzano early indoors to maximize your harvest window. Laatste vorst: May 15. Eerste vorst: Sep 22.

Planting Calendar

Indoor

Outdoor

Harvest

Apr 3Sep 22

Season: May 15 – Sep 22 (130 dagen)

Zone3b

Laatste vorstMay 15

Eerste vorstSep 22

Seizoen130 dagen

Oogst80 dagen

ZonVolle Zon

When to Plant Tomaat, San Marzano in Zone 3b

Start Seeds Indoors: Apr 3

Start Tomaat, San Marzano seeds indoors around Apr 3 (6 weken voor de laatste vorst). Optimal germination temperature: 80F. Germinates in 6-14 days.

Transplant Outdoors: May 29

Transplant Tomaat, San Marzano seedlings outdoors after May 29. Wait until soil temperature reaches 60F. Space plants at 1/m² (30cm afstand). Harden off plants for a week before moving outside.

Harvest: Aug 2

First harvest approximately Aug 2 (~65 dagen from transplant). Continue harvesting until first frost (Sep 22).

Begeleidende Beplanting

✅ Knoflook✅ Asperge✅ Basilicum✅ Wortels✅ Goudsbloemen✅ Paprika’s✅ Uien

❌ Aardappels❌ Venkel❌ Maïs❌ Koolrabi

Tomaat, San Marzano in Andere Zones

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Plan Je Tuin voor Tomaat, San Marzano

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

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