One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. 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 Indian Rocks Beach can be reffered to in order to figure out when you can plant periwinkles.

Planting Calendar for Periwinkles

Frost tolerance for periwinkles:	Not tolerant of frost.
When to plant:	After the last frost has passed.

It's not a good idea to plant periwinkles until after all chance of frost has passed because they are not cold tolerant.

The earliest that you can plant periwinkles in Indian Rocks Beach 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 periwinkles and expect a good harvest is probably September. If you wait any later than that and your periwinkles may not have a chance to fully mature. If you are starting your periwinkles 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 Indian Rocks Beach. It might get as low as 30°F during the coldest months of winter.

Always keep in mind that USDA zone info for Indian Rocks Beach is not always accurate and the actual date of last frost is different every year. Half of the time in Indian Rocks Beach you get surprised by a frost after January 31 so just be sure to be ready to protect your periwinkles in the event of a late frost.

USDA Zone Info for Indian Rocks Beach

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 Indian Rocks Beach

You may be interested in your other planting guides for Indian Rocks Beach.