The USDA Zone info is a great tool for gardeners to help us figure out 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 best time to plant chrysanthemum in Dublin can be determined by reviewing the USDA zone info.

Planting Calendar for Chrysanthemum

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

Chrysanthemum are not cold tolerant which means that you really should wait until it warms up after all chance of frost has passed before you can plant them.

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

Last Frost Date

On average the last frost has passed is on February 15 in Dublin. You should expect an average low temperature of 25°F in the coldest months of winter.

Since the USDA zone info for Dublin may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Since half of the time in Dublin you get surprised by a frost after February 15 be ready to cover your chrysanthemum if you have a late frost.

USDA Zone Info for Dublin

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 Dublin

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