One of the first steps you take when you are getting a good idea your gardening schedule is find your USDA Zone info. 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 Citrus Heights can be looked at to figure out when it's a good idea to plant twinspur.

Planting Calendar for Twinspur

Frost tolerance for twinspur:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Twinspur are one of those plants that can tolerate a little bit of cold weather which means that you can plant them earlier than more sensitive plants.

The earliest that you can plant twinspur in Citrus Heights is January. However, you really should wait until February if you don't want to take any chances.

The last month that you can plant twinspur and expect a good harvest is probably October. You probably don't want to wait any later than that or else your twinspur may not have a chance to grow to maturity. Starting your twinspur indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

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

Just be sure to remember that USDA zone info for Citrus Heights is just an average and the actual date of last frost will vary from year to year. Half of the time in Citrus Heights you get a frost after February 15 so always be ready to cover your twinspur if you have a surprise late frost.

USDA Zone Info for Citrus Heights

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 Citrus Heights

You may be interested in your other planting guides for Citrus Heights.