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

It's possible to estimate when to plant painted tongues by referring to the USDA zone info for Colusa.

Planting Calendar for Painted Tongues

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

You really shouldn't plant painted tongues until after all chance of frost has passed because they are not cold tolerant.

The earliest that you can plant painted tongues in Colusa 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. Any later than that and your painted tongues may not have a chance to fully mature. Starting your painted tongues indoors is a great way to get them started a few weeks earlier.

Last Frost Date

On average the last frost has passed is on February 15 in Colusa. It might get as low as 25°F during the coldest months of winter.

Remember that the actual date of last frost may not be accurate from year to year because it is based on the USDA zone info for Colusa and it changes from year to year. Since half of the time in Colusa you get a frost after February 15 be ready to protect your painted tongues in the event of a late frost.

USDA Zone Info for Colusa

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 Colusa

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