One of the first steps you take when you are estimating your gardening schedule is find your USDA Zone info. 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 estimate when you can plant missouri primrose by looking at the USDA zone info for Butler.

Planting Calendar for Missouri Primrose

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

Missouri Primrose do well in moderate cold which means that you can plant them a little bit earlier than plants that are more sensitive to the cold.

The earliest that you can plant missouri primrose in Butler 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. Any later than that and your missouri primrose may not have a chance to fully mature. 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 Butler. In the coldest months of winter you should expect an average low temperature of -5°F.

Always keep in mind that USDA zone info for Butler is an average and the actual date of last frost can change quite a bit from year to year. Since half of the time in Butler there is a last frost after April 15 be ready to cover your missouri primrose if you have a late frost.

USDA Zone Info for Butler

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-5°F
Highest Expected Low	0°F

This means that on a really cold year, the coldest it will get is -5°F. On most years you should be prepared to experience lows near 0°F.

Plants to Grow in Butler

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