When to Plant Gomphrena in Zone 10a

One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

You can determine when it's the best time to plant gomphrena in Zone 10a by checking out the USDA zone info.

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Planting Calendar for Gomphrena

Frost tolerance for gomphrena: Tolerant of a very small amount of frost.
When to plant: Up to 3 weeks before last frost.

You can plant gomphrena just a tiny bit earlier in the year because they are barely cold tolerant.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant gomphrena
Possibly ok, but a risky time to plant gomphrena
Probably not a good time to plant gomphrena

The earliest that you can plant gomphrena in Zone 10a is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant gomphrena and expect a good harvest is probably September. You probably don't want to wait any later than that or else your gomphrena may not have a chance to really do well. Starting your gomphrena indoors is a great way to get them started a little bit earlier.

Last Frost Date

In Zone 10a the average date of last frost happens on January 31. You can expect an average low temperature of 30°F in the coldest months of winter.

Keep in mind that USDA zone info for Zone 10a is an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Zone 10a you get surprised by a frost after January 31 so just be sure to be ready to cover your gomphrena if you have one of those late frosts.

USDA Zone 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)December 15
Lowest Expected Low30°F
Highest Expected Low35°F

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

Plants to Grow in Zone 10a

You may be interested in your other planting guides for Zone 10a.