One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The USDA zone info for Palmerton can be read to figure out when to plant firebush.

Planting Calendar for Firebush

Frost tolerance for firebush:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

It's a bad idea to plant firebush until after the last frost when the weather gets warmer because they require warm weather.

The earliest that you can plant firebush in Palmerton 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 firebush and expect a good harvest is probably August. You probably don't want to wait any later than that or else your firebush may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your firebush indoors.

Last Frost Date

The average date of last frost is April 15 in Palmerton. In the coldest months of winter you should expect an average low temperature of -10°F.

Since the USDA zone info for Palmerton is just an average the actual date of last frost is different every year. Half of the time in Palmerton you get surprised by a frost after April 15 so always be ready to protect your firebush in the event of one of those late frosts.

USDA Zone Info for Palmerton

Here is the info for USDA Zone 6a.

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

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Palmerton

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