When should I plant Swiss Chard in Zone 12a?

Start Swiss Chard seeds indoors around Dec 4. Transplant outdoors after Dec 18. Expect first harvest around Jan 27.

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 Swiss Chard in Zone 12a?

Yes. Swiss Chard needs 55 days to harvest. Zone 12a has a 364-day growing season, which is sufficient.

🥬

🥬 Growing Swiss Chard in Zone 12a

Zone 12a has a year-round growing season. Swiss Chard can be planted almost any time with proper planning. Fros terakhir: Jan 1. Fros pertama: Dec 31.

Planting Calendar

Indoor

Outdoor

Harvest

Dec 4Dec 31

Season: Jan 1 – Dec 31 (364 hari)

Zon12a

Fros terakhirJan 1

Fros pertamaDec 31

Musim364 hari

Tuaian55 hari

MatahariSeparuh Teduh

When to Plant Swiss Chard in Zone 12a

Start Seeds Indoors: Dec 4

Start Swiss Chard seeds indoors around Dec 4 (4 minggu sebelum fros terakhir). Optimal germination temperature: 75F. Germinates in 7-14 days.

Transplant Outdoors: Dec 18

Transplant Swiss Chard seedlings outdoors after Dec 18. Wait until soil temperature reaches 50F. Space plants at 4/m² (15cm jarak). Harden off plants for a week before moving outside.

Harvest: Jan 27

First harvest approximately Jan 27 (~40 hari from transplant). Continue harvesting until first frost (Dec 31).

Fall Planting: Nov 5

For a fall harvest, plant Swiss Chard around Nov 5 (8 weeks before first frost).

Swiss Chard 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

Plan Your Garden Swiss Chard

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

Start Free Swiss Chard Growing Guide