When should I plant Labu Besar in Zone 4a?

Start Labu Besar seeds indoors around Apr 7. Transplant outdoors after May 19. Expect first harvest around Aug 22.

What is the last frost date for Zone 4a?

The average last spring frost date for Zone 4a is May 5. The first fall frost averages Oct 1, giving a 149-day growing season.

Can I grow Labu Besar in Zone 4a?

Yes. Labu Besar needs 100 days to harvest. Zone 4a has a 149-day growing season, which is sufficient.

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🎃 Growing Labu Besar in Zone 4a

Zone 4a has cold winters and a moderate growing season. Timing is key for Labu Besar in this zone. Fros terakhir: May 5. Fros pertama: Oct 1.

Planting Calendar

Indoor

Outdoor

Harvest

Apr 7Oct 1

Season: May 5 – Oct 1 (149 hari)

Zon4a

Fros terakhirMay 5

Fros pertamaOct 1

Musim149 hari

Tuaian100 hari

MatahariMatahari Penuh

When to Plant Labu Besar in Zone 4a

Start Seeds Indoors: Apr 7

Start Labu Besar seeds indoors around Apr 7 (4 minggu sebelum fros terakhir). Optimal germination temperature: 85F. Germinates in 5-10 days.

Transplant Outdoors: May 19

Transplant Labu Besar seedlings outdoors after May 19. Wait until soil temperature reaches 65F. Space plants at 1/m² (30cm jarak). Harden off plants for a week before moving outside.

Harvest: Aug 22

First harvest approximately Aug 22 (~95 hari from transplant). Continue harvesting until first frost (Oct 1).

Penanaman Teman

✅ Marigold✅ Jagung✅ Nasturtium✅ Oregano

❌ Kentang

Labu Besar 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

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Track Labu Besar from seed to harvest with personalized frost dates, watering recommendations, and companion planting visualization.

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