Before planting it is a good idea to find your USDA Zone info to determine 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.

The USDA zone info for Struthers can be read to estimate when it's a good idea to plant missouri primrose.

Planting Calendar for Missouri Primrose

Frost tolerance for missouri primrose:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

You can plant missouri primrose a bit earlier in the year because they are one of those plants that can tolerate a little bit of cold weather.

The earliest that you can plant missouri primrose in Struthers is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant missouri primrose and expect a good harvest is probably September. If you wait any later than that and your missouri primrose may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your missouri primrose indoors.

Last Frost Date

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

Just be sure to remember that USDA zone info for Struthers is an average and the actual date of last frost will vary from year to year. Since half of the time in Struthers it frosts late in the year after April 15 be ready to protect your missouri primrose in the event of one of those late frosts.

USDA Zone Info for Struthers

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 Struthers

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