Before planting it is a good idea to find your USDA Zone info to determine 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.

A common way of making a decision about when it's a good idea to plant chrysanthemum is to consult the USDA zone info for Seaside.

Planting Calendar for Chrysanthemum

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

Since chrysanthemum do not do well in cold weather it's necessary to wait until after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant chrysanthemum in Seaside 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 fully mature. You can get started a little bit earlier by starting your chrysanthemum indoors.

Last Frost Date

On average all chance of frost has passed is on February 15 in Seaside. It might get as low as 20°F during the coldest months of winter.

Since the USDA zone info for Seaside 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 Seaside you get a frost after February 15 so be sure to be ready to protect your chrysanthemum in the event of a late frost.

USDA Zone Info for Seaside

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

This means that on a really cold year, the coldest it will get is 20°F. On most years you should be prepared to experience lows near 25°F.

Plants to Grow in Seaside

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