Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

It's a good idea to determine when it's a good idea to plant oleander by checking out the USDA zone info for Carpentersville.

Planting Calendar for Oleander

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

You should not plant oleander until after the last frost because they require warm weather.

The earliest that you can plant oleander in Carpentersville 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 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 fully mature. If you are starting your oleander indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

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

Just be sure to remember that USDA zone info for Carpentersville may not be accurate from year to year and the actual date of last frost is different every year. Half of the time in Carpentersville it frosts late in the year after April 15 so make sure that you are ready to cover your oleander in the event of a surprise late frost.

USDA Zone Info for Carpentersville

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 Carpentersville

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