Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The USDA zone info for Longboat Key can be read to determine when it's the best time to plant garden cress.

Planting Calendar for Garden cress

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

Garden cress do not do well in cold weather which means that you really should wait until it warms up after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant garden cress 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 garden cress and expect a good harvest is probably September. If you wait any later than that and your garden cress may not have a chance to fully mature. If you are starting your garden cress indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

The average date of last frost is January 31 in Longboat Key. In the coldest months of winter you should expect an average low temperature of 30°F.

Keep in mind that USDA zone info for Longboat Key is not always accurate and the actual date of last frost will vary from year to year. Since half of the time in Longboat Key it frosts late in the year after January 31 be ready to protect your garden cress if you have a late frost.

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.