One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By checking out the USDA zone info for Mill Valley you should be able to estimate when it's the best time to plant mexican feather grass.

Planting Calendar for Mexican Feather Grass

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

Mexican Feather Grass are moderately cold tolerant which tells us that you can start planting them earlier than other frost tender plants.

The earliest that you can plant mexican feather grass in Mill Valley 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 mexican feather grass and expect a good harvest is probably October. If you wait any later than that and your mexican feather grass may not have a chance to really do well. Starting your mexican feather grass indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is January 31 in Mill Valley. In the coldest months of winter you should expect an average low temperature of 30°F.

Just be sure to remember that USDA zone info for Mill Valley is an average and the actual date of last frost changes from year to year. Half of the time in Mill Valley it frosts late in the year after January 31 so be sure to be ready to protect your mexican feather grass in the event of one of those late frosts.

USDA Zone Info for Mill Valley

Here is the info for USDA Zone 10a.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	30°F
Highest Expected Low	35°F

This means that on a really cold year, the coldest it will get is 30°F. On most years you should be prepared to experience lows near 35°F.

Plants to Grow in Mill Valley

You may be interested in your other planting guides for Mill Valley.