When to Plant Oleander in Pueblo, CO

Before planting it is a good idea to find your USDA Zone info to figure out 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.

You can figure out when you can plant oleander in Pueblo by referring to the USDA zone info.


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 has passed because they do not do well in cold weather.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant oleander
Possibly ok, but a risky time to plant oleander
Probably not a good time to plant oleander

The earliest that you can plant oleander in Pueblo 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 really do well. 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

In Pueblo the average date of last frost happens on April 15. In the coldest months of winter you can expect an average low temperature of -15°F.

It's important to remember that USDA zone info for Pueblo is an average and the actual date of last frost changes from year to year. Since half of the time in Pueblo you get a frost after April 15 be ready to protect your oleander in the event of a surprise late frost.

USDA Zone Info for Pueblo

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 Pueblo

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