Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Lexington you can determine when it's a good idea to plant rhubarb by reviewing the USDA zone info.

Planting Calendar for Rhubarb

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

Rhubarb are moderately cold tolerant which tells us that you can get them planted earlier than other frost tender plants.

The earliest that you can plant rhubarb in Lexington 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. If you wait any later than that and your rhubarb may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your rhubarb indoors.

Last Frost Date

The average date of last frost is April 15 in Lexington. You can expect an average low temperature of -15°F in the coldest months of winter.

It's important to remember that USDA zone info for Lexington is just an average and the actual date of last frost is different every year. Since half of the time in Lexington it frosts late in the year after April 15 be ready to cover your rhubarb if you have a surprise late frost.

USDA Zone Info for Lexington

Here is the info for USDA Zone 5b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-15°F
Highest Expected Low	-10°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 -10°F.

Plants to Grow in Lexington

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