The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Essex Junction you can figure out when to plant missouri primrose by using the USDA zone info.

Planting Calendar for Missouri Primrose

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

Since missouri primrose do well in moderate cold you can plant them a little earlier in the year than other plants that might not handle the cold.

The earliest that you can plant missouri primrose in Essex Junction 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 missouri primrose and expect a good harvest is probably August. Any later than that and your missouri primrose may not have a chance to grow to maturity. Starting your missouri primrose indoors is a great way to get them started a few weeks earlier.

Last Frost Date

In Essex Junction the average date of last frost happens on May 15. It might get as low as -25°F during the coldest months of winter.

Keep in mind that the actual date of last frost is just an average because it is based on the USDA zone info for Essex Junction and it can change quite a bit from year to year. Half of the time in Essex Junction it frosts late in the year after May 15 so just be sure to be ready to protect your missouri primrose in the event of a surprise late frost.

USDA Zone Info for Essex Junction

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-25°F
Highest Expected Low	-20°F

This means that on a really cold year, the coldest it will get is -25°F. On most years you should be prepared to experience lows near -20°F.

Plants to Grow in Essex Junction

You may be interested in your other planting guides for Essex Junction.