When should I plant Ringblomst in Zone 4b?

Start Ringblomst seeds indoors around Mar 20. Transplant outdoors after May 8. Expect first harvest around Jun 12.

What is the last frost date for Zone 4b?

The average last spring frost date for Zone 4b is May 1. The first fall frost averages Oct 5, giving a 157-day growing season.

Can I grow Ringblomst in Zone 4b?

Yes. Ringblomst needs 50 days to harvest. Zone 4b has a 157-day growing season, which is sufficient.

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🏵️ Growing Ringblomst in Zone 4b

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

Planting Calendar

Indoor

Outdoor

Harvest

Mar 20Oct 5

Season: May 1 – Oct 5 (157 dager)

Sone4b

Siste frostMay 1

Første frostOct 5

Sesong157 dager

Høst50 dager

SolFull Sol

When to Plant Ringblomst in Zone 4b

Start Seeds Indoors: Mar 20

Start Ringblomst seeds indoors around Mar 20 (6 uker før siste frost). Optimal germination temperature: 75F. Germinates in 5-10 days.

Transplant Outdoors: May 8

Transplant Ringblomst seedlings outdoors after May 8. Wait until soil temperature reaches 60F. Space plants at 4/m² (15cm avstand). Harden off plants for a week before moving outside.

Harvest: Jun 12

First harvest approximately Jun 12 (~35 dager from transplant). Continue harvesting until first frost (Oct 5).

Samdyrking

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

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