One of the first steps you take when you are figuring out your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The USDA zone info for Rensselaer can be used to figure out when you can plant gloriosa lily.

Planting Calendar for Gloriosa Lily

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

You can not plant gloriosa lily until after all chance of frost has passed because they do not do well in cold weather.

The earliest that you can plant gloriosa lily in Rensselaer 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. 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

In Rensselaer the average date of last frost happens on April 15. In the coldest months of winter you should expect an average low temperature of -15°F.

Since the USDA zone info for Rensselaer is an average the actual date of last frost can change quite a bit from year to year. Since half of the time in Rensselaer it frosts late in the year after April 15 be ready to cover your gloriosa lily in the event of a surprise late frost.

USDA Zone Info for Rensselaer

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 Rensselaer

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