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

A way of determining when to plant geranium is to refer to the USDA zone info for Altamonte Springs.

Planting Calendar for Geranium

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

It's not a good idea to plant geranium until after the last frost when the weather gets warmer because they do not do well in cold weather.

The earliest that you can plant geranium in Altamonte Springs is March. However, you really should wait until April 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. Any later than that and your geranium may not have a chance to grow to maturity. If you are starting your geranium indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on February 15 in Altamonte Springs. You should expect an average low temperature of 25°F in the coldest months of winter.

Keep in mind that USDA zone info for Altamonte Springs is just an average and the actual date of last frost can change quite a bit from year to year. Since half of the time in Altamonte Springs there is a last frost after February 15 be ready to cover your geranium in the event of a surprise late frost.

USDA Zone Info for Altamonte Springs

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 Altamonte Springs

You may be interested in your other planting guides for Altamonte Springs.