One of the best tools that you have as gardeners to help us estimate your gardening schedule is the 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.

By reviewing the USDA zone info for Lewisville it's possible to estimate when it's possible to plant oleander.

Planting Calendar for Oleander

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

Oleander are not cold tolerant which means that it's necessary to wait until it warms up after all chance of frost has passed before you can plant them.

The earliest that you can plant oleander in Lewisville 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. Any later than that and 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 couple of weeks earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on March 15 in Lewisville. You can expect an average low temperature of 10°F in the coldest months of winter.

Since the USDA zone info for Lewisville is an average the actual date of last frost can change quite a bit from year to year. Half of the time in Lewisville there is a last frost after March 15 so be sure to be ready to protect your oleander if you have a surprise late frost.

USDA Zone Info for Lewisville

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°F

This means that on a really cold year, the coldest it will get is 10°F. On most years you should be prepared to experience lows near 15°F.

Plants to Grow in Lewisville

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