One of the best tools that you have as gardeners to help us determine your gardening schedule is the 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.

By referring to the USDA zone info for Wyoming you should be able to estimate when to plant gloriosa lily.

Planting Calendar for Gloriosa Lily

Frost tolerance for gloriosa lily:	Not tolerant of frost.
When to plant:	After the last frost.

It's not a good idea to plant gloriosa lily until after the last frost has passed because they require warm weather.

The earliest that you can plant gloriosa lily in Wyoming is April. However, you really should wait until May if you don't want to take any chances.

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

Last Frost Date

In Wyoming the average date of last frost happens on April 15. You can expect an average low temperature of -15°F in the coldest months of winter.

Always keep in mind that USDA zone info for Wyoming 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 Wyoming you get surprised by a frost after April 15 be ready to cover your gloriosa lily in the event of one of those late frosts.

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.