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

In Groveland you can determine when to plant twinspur by reviewing the USDA zone info.

Planting Calendar for Twinspur

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

You can plant twinspur just a bit earlier in the year because they do well in moderate cold.

The earliest that you can plant twinspur in Groveland 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. If you wait any later than that and your twinspur may not have a chance to really do well. You can get started a little bit earlier by starting your twinspur indoors.

Last Frost Date

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

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

USDA Zone Info for Groveland

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 Groveland

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