Vannmelon illustration 🍉

🍉 Growing Vannmelon in Zone 4b

Zone 4b has cold winters and a moderate growing season. Timing is key for Vannmelon in this zone. Siste frost: May 1. Første frost: Oct 5.

Planting Calendar

Indoor
Outdoor
Harvest
Apr 3Oct 5

Season: May 1 – Oct 5 (157 dager)

Sone4b
Siste frostMay 1
Første frostOct 5
Sesong157 dager
Høst90 dager
SolFull Sol

When to Plant Vannmelon in Zone 4b

Start Seeds Indoors: Apr 3

Start Vannmelon seeds indoors around Apr 3 (4 uker før siste frost). Optimal germination temperature: 85F. Germinates in 4-12 days.

Transplant Outdoors: May 15

Transplant Vannmelon seedlings outdoors after May 15. Wait until soil temperature reaches 70F. Space plants at 1/m² (30cm avstand). Harden off plants for a week before moving outside.

Harvest: Jul 29

First harvest approximately Jul 29 (~75 dager from transplant). Continue harvesting until first frost (Oct 5).

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

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