The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

A common way of determining when it's possible to plant zinnia is to examine the USDA zone info for Macclenny.

Planting Calendar for Zinnia

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

Zinnia do not do well in cold weather which means that you must wait until it warms up after the last frost has passed before you can plant them.

The earliest that you can plant zinnia in Macclenny is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant zinnia and expect a good harvest is probably August. Any later than that and your zinnia may not have a chance to really do well. You can get started a couple of weeks earlier by starting your zinnia indoors.

Last Frost Date

The average date of last frost is March 15 in Macclenny. You should expect an average low temperature of 15°F in the coldest months of winter.

It's important to remember that USDA zone info for Macclenny may not be accurate from year to year and the actual date of last frost will vary from year to year. Since half of the time in Macclenny it frosts late in the year after March 15 be ready to cover your zinnia if you have a late frost.

USDA Zone Info for Macclenny

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	15°F
Highest Expected Low	20°F

This means that on a really cold year, the coldest it will get is 15°F. On most years you should be prepared to experience lows near 20°F.

Plants to Grow in Macclenny

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