One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Stewartville you can figure out when it's possible to plant gloriosa lily by reviewing the USDA zone info.

Planting Calendar for Gloriosa Lily

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

Since gloriosa lily require warm weather you must wait until after the last frost has passed before you can plant them.

The earliest that you can plant gloriosa lily in Stewartville is May. However, you really should wait until June 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 grow to maturity. You can get started a little bit earlier by starting your gloriosa lily indoors.

Last Frost Date

The average date of last frost is May 15 in Stewartville. It might get as low as -25°F during the coldest months of winter.

Since the USDA zone info for Stewartville may not be accurate from year to year the actual date of last frost will vary from year to year. Half of the time in Stewartville you get surprised by a frost after May 15 so be sure to be ready to protect your gloriosa lily if you have one of those late frosts.

USDA Zone Info for Stewartville

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 Stewartville

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