Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The first opportunity to plant blue lace flowers in Wyoming should be figured out by looking at the USDA zone info.

Planting Calendar for Blue Lace Flowers

Frost tolerance for blue lace flowers:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

You can plant blue lace flowers just a tiny bit earlier in the year because they do ok in moderate cold.

The earliest that you can plant blue lace flowers in Wyoming 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 blue lace flowers and expect a good harvest is probably August. Any later than that and your blue lace flowers may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your blue lace flowers indoors.

Last Frost Date

In Wyoming the average date of last frost happens on April 15. It might get as low as -15°F during the coldest months of winter.

Since the USDA zone info for Wyoming is an average the actual date of last frost is different every year. Half of the time in Wyoming there is a last frost after April 15 so always be ready to cover your blue lace flowers in the event of a surprise late frost.

USDA Zone Info for Wyoming

Here is the info for USDA Zone 5b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-15°F
Highest Expected Low	-10°F

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Wyoming

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