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.

It's possible to figure out when it's the best time to plant bower vine by using the USDA zone info for Rancho Mirage.

Planting Calendar for Bower Vine

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

It's not a good idea to plant bower vine 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 bower vine in Rancho Mirage 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 bower vine and expect a good harvest is probably September. You probably don't want to wait any later than that or else your bower vine may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your bower vine indoors.

Last Frost Date

On average all chance of frost has passed is on February 15 in Rancho Mirage. In the coldest months of winter you should expect an average low temperature of 25°F.

Since the USDA zone info for Rancho Mirage is not always accurate the actual date of last frost can change quite a bit from year to year. Since half of the time in Rancho Mirage you get surprised by a frost after February 15 be ready to protect your bower vine if you have one of those late frosts.

USDA Zone Info for Rancho Mirage

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 Rancho Mirage

You may be interested in your other planting guides for Rancho Mirage.