When should I plant Heřánek in Zone 12a?

Start Heřánek seeds indoors around Nov 20. Transplant outdoors after Dec 25. Expect first harvest around Feb 8.

What is the last frost date for Zone 12a?

The average last spring frost date for Zone 12a is Jan 1. The first fall frost averages Dec 31, giving a 364-day growing season.

Can I grow Heřánek in Zone 12a?

Yes. Heřánek needs 60 days to harvest. Zone 12a has a 364-day growing season, which is sufficient.

Growing Heřánek in Zone 12a

Zone 12a has a year-round growing season. Heřánek can be planted almost any time with proper planning. Poslední mráz: Jan 1. První mráz: Dec 31.

Planting Calendar

Indoor

Outdoor

Harvest

Nov 20Dec 31

Season: Jan 1 – Dec 31 (364 dní)

Zóna12a

Poslední mrázJan 1

První mrázDec 31

Sezóna364 dní

Sklizeň60 dní

SluncePlné Slunce

When to Plant Heřánek in Zone 12a

Start Seeds Indoors: Nov 20

Start Heřánek seeds indoors around Nov 20 (6 týdnů před posledním mrazem). Optimal germination temperature: 65F. Germinates in 7-14 days.

Transplant Outdoors: Dec 25

Transplant Heřánek seedlings outdoors after Dec 25. Wait until soil temperature reaches 45F. Space plants at 8/m². Harden off plants for a week before moving outside.

Harvest: Feb 8

First harvest approximately Feb 8 (~45 dní from transplant). Continue harvesting until first frost (Dec 31).

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

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