One of the best tools that you have as gardeners to help us figure out 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.

The earliest that you can plant gloriosa lily in Muskego should be figured out by looking at 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 are not cold tolerant you need to wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant gloriosa lily in Muskego 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. You probably don't want to wait any later than that or else your gloriosa lily may not have a chance to fully mature. If you are starting your gloriosa lily indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

On average the last frost has passed is on April 15 in Muskego. You should expect an average low temperature of -15°F in the coldest months of winter.

Remember that USDA zone info for Muskego is not always accurate and the actual date of last frost will vary from year to year. Since half of the time in Muskego you get surprised by a frost after April 15 be ready to protect your gloriosa lily in the event of one of those late frosts.

USDA Zone Info for Muskego

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 Muskego

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