Before planting it is a good idea to find your USDA Zone info to estimate your garden 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 geranium in Clewiston should be determined by using the USDA zone info.

Planting Calendar for Geranium

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

You really shouldn't plant geranium until after the last frost when the weather gets warmer because they require warm weather.

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

Last Frost Date

On average the last frost when the weather gets warmer is on January 31 in Clewiston. It might get as low as 30°F during the coldest months of winter.

Since the USDA zone info for Clewiston 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 Clewiston you get surprised by a frost after January 31 be ready to protect your geranium in the event of a surprise late frost.

USDA Zone Info for Clewiston

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 Clewiston

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