Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You can determine when it's possible to plant painted tongues in Rio Vista by checking out the USDA zone info.

Planting Calendar for Painted Tongues

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

It's probably not a good idea to plant painted tongues until after all chance of frost has passed because they do not do well in cold weather.

The earliest that you can plant painted tongues in Rio Vista 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 painted tongues and expect a good harvest is probably September. You probably don't want to wait any later than that or else your painted tongues may not have a chance to really do well. If you are starting your painted tongues indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

The average date of last frost is February 15 in Rio Vista. In the coldest months of winter you can expect an average low temperature of 25°F.

Keep in mind that the actual date of last frost is an average because it is based on the USDA zone info for Rio Vista and it changes from year to year. Half of the time in Rio Vista you get surprised by a frost after February 15 so make sure that you are prepared to protect your painted tongues if you have a late frost.

USDA Zone Info for Rio Vista

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 Rio Vista

You may be interested in your other planting guides for Rio Vista.