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When to Plant Chrysanthemum in Pleasant Hill, CA

The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The first chance to plant chrysanthemum in Pleasant Hill can be figured out by checking out the USDA zone info.


Planting Calendar for Chrysanthemum

Frost tolerance for chrysanthemum: Not tolerant of frost.
When to plant: After the last frost when the weather gets warmer.

You should not plant chrysanthemum until after all chance of frost has passed because they are not cold tolerant.

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

The earliest that you can plant chrysanthemum in Pleasant Hill is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant chrysanthemum and expect a good harvest is probably September. You probably don't want to wait any later than that or else your chrysanthemum may not have a chance to really do well. If you are starting your chrysanthemum indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

In Pleasant Hill the average date of last frost happens on February 15. In the coldest months of winter you can expect an average low temperature of 25°F.

Since the USDA zone info for Pleasant Hill may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Half of the time in Pleasant Hill it frosts late in the year after February 15 so just be sure to be ready to protect your chrysanthemum in the event of one of those late frosts.

USDA Zone Info for Pleasant Hill

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)February 15
Average Date of First Frost (fall)December 15
Lowest Expected Low25°F
Highest Expected Low30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Pleasant Hill

You may be interested in your other planting guides for Pleasant Hill.