The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

It's possible to determine when to plant firebush by using the USDA zone info for Soldotna.

Planting Calendar for Firebush

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

Since firebush require warm weather it's important to wait until after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant firebush in Soldotna is May. However, you really should wait until June 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. If you are starting your firebush indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

The average date of last frost is May 15 in Soldotna. In the coldest months of winter you can expect an average low temperature of -30°F.

Keep in mind that the actual date of last frost is just an average because it is based on the USDA zone info for Soldotna and it changes from year to year. Half of the time in Soldotna it frosts late in the year after May 15 so make sure that you are prepared to cover your firebush if you have a late frost.

USDA Zone Info for Soldotna

Here is the info for USDA Zone 4a.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-30°F
Highest Expected Low	-25°F

This means that on a really cold year, the coldest it will get is -30°F. On most years you should be prepared to experience lows near -25°F.

Plants to Grow in Soldotna

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