When to Plant Chrysanthemums in West Covina, CA

Before planting it is a good idea to find your USDA Zone info to estimate 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 chrysanthemums in West Covina should be figured out by looking at the USDA zone info.


Planting Calendar for Chrysanthemums

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

You can plant chrysanthemums just a tiny bit earlier in the year because they do ok in moderate cold.

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

The earliest that you can plant chrysanthemums in West Covina 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 chrysanthemums and expect a good harvest is probably September. You probably don't want to wait any later than that or else your chrysanthemums may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your chrysanthemums indoors.

Last Frost Date

In West Covina 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 the actual date of last frost may not be accurate from year to year because it is based on the USDA zone info for West Covina and it is different every year. Half of the time in West Covina it frosts late in the year after January 31 so be sure to be ready to protect your chrysanthemums in the event of a surprise late frost.

USDA Zone Info for West Covina

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 West Covina

You may be interested in your other planting guides for West Covina.