The USDA Zone info is a great tool for gardeners to help us estimate 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.

A way of estimating when it's the best time to plant chrysanthemum is to examine the USDA zone info for Grand Terrace.

Planting Calendar for Chrysanthemum

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

Chrysanthemum are not cold tolerant which tells us that it is necessary to wait until it warms up after the last frost has passed before you can plant them.

The earliest that you can plant chrysanthemum in Grand Terrace 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 grow to maturity. 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 Grand Terrace the average date of last frost happens on February 15. You should expect an average low temperature of 25°F in the coldest months of winter.

It's important to remember that USDA zone info for Grand Terrace is just an average and the actual date of last frost is different every year. Half of the time in Grand Terrace you get a frost after February 15 so make sure that you are ready to cover your chrysanthemum if you have a surprise late frost.

USDA Zone Info for Grand Terrace

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 Low	25°F
Highest Expected Low	30°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 Grand Terrace

You may be interested in your other planting guides for Grand Terrace.