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

A way of making a decision about when it's a good idea to plant gloriosa lily is to refer to the USDA zone info for Manitou Springs.

Planting Calendar for Gloriosa Lily

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

Gloriosa Lily require warm weather which tells us that it's necessary to wait until it warms up after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant gloriosa lily in Manitou Springs 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. Any later than that and your gloriosa lily may not have a chance to really do well. Starting your gloriosa lily indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Manitou Springs. 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 Manitou Springs may not be accurate from year to year and the actual date of last frost changes from year to year. Half of the time in Manitou Springs last frost occurs after April 15 so just be sure to be ready to protect your gloriosa lily if you have one of those late frosts.

USDA Zone Info for Manitou Springs

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 Manitou Springs

You may be interested in your other planting guides for Manitou Springs.