The USDA Zone info is a great tool for gardeners to help us estimate 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 way of determining when it's possible to plant rhubarb is to use the USDA zone info for Jacksonville.

Planting Calendar for Rhubarb

Frost tolerance for rhubarb:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Rhubarb can survive in mild cold which means that you can plant them just a bit earlier in the year than other frost tender plants.

The earliest that you can plant rhubarb in Jacksonville 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 rhubarb and expect a good harvest is probably September. Any later than that and your rhubarb may not have a chance to fully mature. You can get started a little bit earlier by starting your rhubarb indoors.

Last Frost Date

The average date of last frost is March 15 in Jacksonville. In the coldest months of winter you can expect an average low temperature of 15°F.

Keep in mind that USDA zone info for Jacksonville is just an average and the actual date of last frost changes from year to year. Since half of the time in Jacksonville it frosts late in the year after March 15 be ready to cover your rhubarb in the event of a late frost.

USDA Zone Info for Jacksonville

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 Jacksonville

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