When to Plant Brachycome in Walnut, CA

Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The best time to plant brachycome in Walnut can be determined by reviewing the USDA zone info.


Planting Calendar for Brachycome

Frost tolerance for brachycome: Not tolerant of frost.
When to plant: After all chance of frost has passed.

Since brachycome are not cold tolerant you need to wait until after the last frost before you can plant them.

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

The earliest that you can plant brachycome in Walnut 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 brachycome and expect a good harvest is probably September. You probably don't want to wait any later than that or else your brachycome may not have a chance to grow to maturity. If you are starting your brachycome indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

In Walnut the average date of last frost happens on January 31. In the coldest months of winter you can expect an average low temperature of 30°F.

It's important to remember that the actual date of last frost is an average because it is based on the USDA zone info for Walnut and it is different every year. Half of the time in Walnut you get a frost after January 31 so be sure to be ready to cover your brachycome if you have a late frost.

USDA Zone Info for Walnut

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 Walnut

You may be interested in your other planting guides for Walnut.