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

You will be able to figure out when to plant firebush by looking at the USDA zone info for Waterville.

Planting Calendar for Firebush

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

It's a bad idea to plant firebush until after the last frost because they are not cold tolerant.

The earliest that you can plant firebush in Waterville 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 really do well. 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 Waterville. It might get as low as -20°F during the coldest months of winter.

Since the USDA zone info for Waterville is just an average the actual date of last frost can change quite a bit from year to year. Since half of the time in Waterville it frosts late in the year after April 15 be ready to protect your firebush if you have a surprise late frost.

USDA Zone Info for Waterville

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-20°F
Highest Expected Low	-15°F

This means that on a really cold year, the coldest it will get is -20°F. On most years you should be prepared to experience lows near -15°F.

Plants to Grow in Waterville

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