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When to Plant Gloriosa Lily in Cottage Grove, WI

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.

A way of determining when it's possible to plant gloriosa lily is to look at the USDA zone info for Cottage Grove.


Planting Calendar for Gloriosa Lily

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

Gloriosa Lily are not cold tolerant which means that you really should wait until it warms up after the last frost has passed before you can plant them.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant gloriosa lily
Possibly ok, but a risky time to plant gloriosa lily
Probably not a good time to plant gloriosa lily

The earliest that you can plant gloriosa lily in Cottage Grove 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 really do well. Starting your gloriosa lily indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Cottage Grove. In the coldest months of winter you should expect an average low temperature of -20°F.

Always keep in mind that the actual date of last frost is an average because it is based on the USDA zone info for Cottage Grove and it changes from year to year. Half of the time in Cottage Grove there is a last frost after April 15 so make sure that you are prepared to protect your gloriosa lily in the event of a surprise late frost.

USDA Zone Info for Cottage Grove

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low-20°F
Highest Expected Low-15°F

This means that on a really cold year, the coldest it will get is -20°F. On most years you should be prepared to experience lows near -15°F.

Plants to Grow in Cottage Grove

You may be interested in your other planting guides for Cottage Grove.