One of the best tools that you have as gardeners to help us determine your gardening schedule is the 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.

In Emerson you can determine when you can plant pentas by looking at the USDA zone info.

Planting Calendar for Pentas

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

It's a bad idea to plant pentas until after the last frost has passed because they require warm weather.

The earliest that you can plant pentas in Emerson 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. Any later than that and your pentas may not have a chance to fully mature. If you are starting your pentas indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

On average the last frost is on April 15 in Emerson. You should expect an average low temperature of 0°F in the coldest months of winter.

Since the USDA zone info for Emerson may not be accurate from year to year the actual date of last frost changes from year to year. Since half of the time in Emerson you get a frost after April 15 be ready to protect your pentas in the event of a surprise late frost.

USDA Zone Info for Emerson

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Emerson

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