One of the first steps you take when you are determining 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 first chance to plant calla lily in North Platte should be determined by looking at the USDA zone info.

Planting Calendar for Calla Lily

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

Since calla lily require warm weather you must wait until after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant calla lily in North Platte 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 calla lily and expect a good harvest is probably August. Any later than that and your calla lily may not have a chance to really do well. If you are starting your calla lily indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

In North Platte the average date of last frost happens on April 15. 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 North Platte and it will vary from year to year. Since half of the time in North Platte there is a last frost after April 15 be ready to protect your calla lily if you have a surprise late frost.

USDA Zone Info for North Platte

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 North Platte

You may be interested in your other planting guides for North Platte.