The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The first opportunity to plant chrysanthemum in Longboat Key should be figured out by referring to 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.

Since chrysanthemum require warm weather it is important to wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant chrysanthemum in Longboat Key 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 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. Starting your chrysanthemum indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is January 31 in Longboat Key. It might get as low as 30°F during the coldest months of winter.

Keep in mind that USDA zone info for Longboat Key is an average and the actual date of last frost will vary from year to year. Half of the time in Longboat Key it frosts late in the year after January 31 so always be ready to cover your chrysanthemum in the event of one of those late frosts.

USDA Zone Info for Longboat Key

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 Low	30°F
Highest Expected Low	35°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 Longboat Key

You may be interested in your other planting guides for Longboat Key.