One of the best tools that you have as gardeners to help us determine 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.

One way of figuring out when it's possible to plant oleander is to look at the USDA zone info for Plano.

Planting Calendar for Oleander

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

It's probably not a good idea to plant oleander until after the last frost when the weather gets warmer because they do not do well in cold weather.

The earliest that you can plant oleander in Plano 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. You can get started a little bit earlier by starting your oleander indoors.

Last Frost Date

The average date of last frost is March 15 in Plano. In the coldest months of winter you should expect an average low temperature of 10°F.

Always keep in mind that USDA zone info for Plano may not be accurate from year to year and the actual date of last frost is different every year. Half of the time in Plano you get surprised by a frost after March 15 so make sure that you are prepared to cover your oleander if you have a late frost.

USDA Zone Info for Plano

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 Plano

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