When Can I Plant Swiss Chard in Zone 10a

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One of the best tools that you have as a gardener to help figure out your gardening schedule is the USDA zone info. The zone information's most crucial data reveals the average last frost and the lowest expected temperature for your area.

To determine the appropriate planting time for swiss chard, you can utilize the USDA zone information for the 10a region.

Planting Calendar for Swiss Chard

Frost tolerance for swiss chard Very tolerant of frost
When to plant Up to 7 weeks before last frost

Because swiss chard is can tolerate cold temperatures, you can plant it earlier in the year compared to other frost-sensitive plants.

Visual Calendar for Swiss Chard

Planting Calendar for Swiss Chard in Zone 10a

 
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
J
F
M
A
M
J
J
A
S
O
N
D
Frost
Last Frost
First Frost
No Frost in Zone
Start Seeds
Indoors
Direct Sow
Transplant
Transplant Outside
Harvest
Harvest Time
Winter Crop
Winter Crop
Over-winter
Over-winter

Key dates to remember:

 
Start seeds indoors: Jan 1
 
Direct sow seeds: Jan 1
 
Transplant starts outside: Jan 15
 
Summer harvest time: Feb 15
 
Start winter crop: Sep 15
 
Start over-winter: Dec 1

Last Frost Date for Zone 10a

The average date of last frost is January 31 in zone 10a. It might get as low as 30°F (-1°C) during the coldest months of winter.

As the USDA zone information for zone 10a is only an average, the actual date of your last frost will differ annually. Since every microclimate is different, you should also watch the weather forecast closely as you get close to planting time. Watch the weather forecast before planting outside, and have frost protection ready if low temperatures are expected.

USDA Info for Zone 10a

Here is the info for USDA zone 10a.

Average Date of Last Frost (spring) January 31
Average Date of First Frost (fall) 2015-12-15
Lowest Expected Low 30°F (-1°C)
Highest Expected Low 35°F (1°C)

This means that on a really cold year, the coldest it will get is 30°F (-1°C). On most years you should be prepared to experience lows near 35°F (1°C).

Other Plants to Grow in Zone 10a

You may be interested in our other planting guides for zone 10a.

Vegetables in Zone 10a

Herbs in Zone 10a

Flowers in Zone 10a

USDA Zones

USDA zones are a popular way of determining which plants can grow in your area. Zones tell you when your average first and last frost date are, as well as how cold you can expect it to get in the winter.

Our site works best if you choose your zone from the list below. If you do not know your USDA zone, then you can use our zone map.

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