When should I plant Rotkvica in Zone 4b?

Direct sow Rotkvica outdoors around Mar 27. Expect first harvest around Apr 21.

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.

Yes. Rotkvica needs 25 days to harvest. Zone 4b has a 157-day growing season, which is sufficient. You can plant up to 9 successions.

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Zone 4b has cold winters and a moderate growing season. Timing is key for Rotkvica in this zone. Zadnji mraz: May 1. Prvi mraz: Oct 5.

Outdoor

Harvest

Mar 27Oct 5

Season: May 1 – Oct 5 (157 dana) · Succession: plant every 2 weeks (up to 9x)

Zona4b

Zadnji mrazMay 1

Prvi mrazOct 5

Sezona157 dana

Berba25 dana

SuncePuno Sunce

Direct sow Rotkvica seeds outdoors around Mar 27. Wait until soil temperature reaches 40F. Space plants at 16/m² (8cm razmak).

First harvest approximately Apr 21 (~25 dana from planting). Continue harvesting until first frost (Oct 5).

For a fall harvest, plant Rotkvica around Aug 31 (5 weeks before first frost).

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❌ Izop

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