One of the first steps you take when you are making a decision about your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The earliest that you can plant alternanthera in Green Cove Springs can be figured out by referring to the USDA zone info.

Planting Calendar for Alternanthera

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

Alternanthera do not do well in cold weather which means that you have to wait until it warms up after the last frost before you can plant them.

The earliest that you can plant alternanthera in Green Cove 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 alternanthera and expect a good harvest is probably September. Any later than that and your alternanthera may not have a chance to really do well. You can get started a few weeks earlier by starting your alternanthera indoors.

Last Frost Date

The average date of last frost is February 15 in Green Cove Springs. It might get as low as 20°F during the coldest months of winter.

It's important to remember that USDA zone info for Green Cove Springs is an average and the actual date of last frost can change quite a bit from year to year. Since half of the time in Green Cove Springs you get surprised by a frost after February 15 be ready to cover your alternanthera if you have one of those late frosts.

USDA Zone Info for Green Cove Springs

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

This means that on a really cold year, the coldest it will get is 20°F. On most years you should be prepared to experience lows near 25°F.

Plants to Grow in Green Cove Springs

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