Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Mound you can figure out when it's possible to plant oleander by using the USDA zone info.

Planting Calendar for Oleander

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

Oleander require warm weather which means that it's necessary 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 oleander in Mound is May. However, you really should wait until June if you don't want to take any chances.

The last month that you can plant oleander and expect a good harvest is probably August. You probably don't want to wait any later than that or else your oleander may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your oleander indoors.

Last Frost Date

The average date of last frost is May 15 in Mound. In the coldest months of winter you can expect an average low temperature of -25°F.

Always keep in mind that USDA zone info for Mound is not always accurate and the actual date of last frost will vary from year to year. Half of the time in Mound there is a last frost after May 15 so just be sure to be ready to cover your oleander in the event of a late frost.

USDA Zone Info for Mound

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-25°F
Highest Expected Low	-20°F

This means that on a really cold year, the coldest it will get is -25°F. On most years you should be prepared to experience lows near -20°F.

Plants to Grow in Mound

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