The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

It's possible to determine when you can plant gloriosa lily by checking out the USDA zone info for Louisville.

Planting Calendar for Gloriosa Lily

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

Gloriosa Lily do not do well in cold weather which means that it is important 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 Louisville 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 fully mature. 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 March 15 in Louisville. You can expect an average low temperature of 10°F in the coldest months of winter.

Since the USDA zone info for Louisville is just an average the actual date of last frost changes from year to year. Since half of the time in Louisville it frosts late in the year after March 15 be ready to protect your gloriosa lily if you have a surprise late frost.

USDA Zone Info for Louisville

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°F

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

Plants to Grow in Louisville

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