Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

A common way of estimating when it's a good idea to plant bishop's weed is to refer to the USDA zone info for Soldotna.

Planting Calendar for Bishop's Weed

Frost tolerance for bishop's weed:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

Bishop's Weed tend to make it in a bit of cold which means that you can plant them much earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant bishop's weed in Soldotna is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant bishop's weed and expect a good harvest is probably August. Any later than that and your bishop's weed may not have a chance to fully mature. You can get started a few weeks earlier by starting your bishop's weed indoors.

Last Frost Date

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

Keep in mind that USDA zone info for Soldotna is not always accurate and the actual date of last frost changes from year to year. Half of the time in Soldotna last frost occurs after May 15 so make sure that you are ready to protect your bishop's weed in the event of a surprise 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.