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 Westville you can estimate when it's the best time to plant oleander by referring to the USDA zone info.

Planting Calendar for Oleander

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

It's not a good idea to plant oleander until after the last frost has passed because they require warm weather.

The earliest that you can plant oleander in Westville 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 grow to maturity. If you are starting your oleander indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

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

Since the USDA zone info for Westville is not always accurate the actual date of last frost can change quite a bit from year to year. Half of the time in Westville it frosts late in the year after April 15 so make sure that you are ready to protect your oleander in the event of a surprise late frost.

USDA Zone Info for Westville

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 Westville

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