One of the first steps you take when you are figuring out your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

By referring to the USDA zone info for Lexington it's possible to estimate when it's the best time to plant pentas.

Planting Calendar for Pentas

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

Since pentas require warm weather it's necessary to wait until after the last frost before you can plant them.

The earliest that you can plant pentas in Lexington 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 pentas and expect a good harvest is probably August. You probably don't want to wait any later than that or else your pentas may not have a chance to really do well. If you are starting your pentas indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

The average date of last frost is April 15 in Lexington. It might get as low as 5°F during the coldest months of winter.

Since the USDA zone info for Lexington is not always accurate the actual date of last frost can change quite a bit from year to year. Half of the time in Lexington last frost occurs after April 15 so make sure that you are prepared to protect your pentas if you have a late frost.

USDA Zone Info for Lexington

Here is the info for USDA Zone 7b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	5°F
Highest Expected Low	10°F

This means that on a really cold year, the coldest it will get is 5°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.