One of the first steps you take when you are figuring out your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Lake Wales you can estimate when you can plant rock cress by referring to the USDA zone info.

Planting Calendar for Rock Cress

Frost tolerance for rock cress:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

Rock Cress tend to make it in quite a bit of cold which means that you can plant them much earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant rock cress in Lake Wales is January. However, you really should wait until February if you don't want to take any chances.

The last month that you can plant rock cress and expect a good harvest is probably October. If you wait any later than that and your rock cress may not have a chance to really do well. You can get started a little bit earlier by starting your rock cress indoors.

Last Frost Date

On average the last frost has passed is on February 15 in Lake Wales. In the coldest months of winter you can expect an average low temperature of 25°F.

Just be sure to remember that USDA zone info for Lake Wales is just an average and the actual date of last frost is different every year. Since half of the time in Lake Wales last frost occurs after February 15 be ready to cover your rock cress if you have a surprise late frost.

USDA Zone Info for Lake Wales

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 Lake Wales

You may be interested in your other planting guides for Lake Wales.