The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The USDA zone info for Arroyo Grande can be used to determine when it's the best time 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 require warm weather which tells us that you really should wait until it warms up after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant oleander in Arroyo Grande is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant oleander and expect a good harvest is probably September. If you wait any later than that and your oleander may not have a chance to grow to maturity. Starting your oleander indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on February 15 in Arroyo Grande. You should expect an average low temperature of 25°F in the coldest months of winter.

Remember that USDA zone info for Arroyo Grande is just an average and the actual date of last frost is different every year. Since half of the time in Arroyo Grande you get a frost after February 15 be ready to protect your oleander in the event of a late frost.

USDA Zone Info for Arroyo Grande

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Arroyo Grande

You may be interested in your other planting guides for Arroyo Grande.