One of the best tools that you have as gardeners to help us figure out 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.

It's a good idea to figure out when to plant mexican feather grass by reviewing the USDA zone info for Oregon.

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 do well in moderate cold 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 Oregon is February. However, you really should wait until March 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 September. If you wait any later than that and your mexican feather grass may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your mexican feather grass indoors.

Last Frost Date

The average date of last frost is April 15 in Oregon. It might get as low as -20°F during the coldest months of winter.

Just be sure to remember that USDA zone info for Oregon is an average and the actual date of last frost will vary from year to year. Half of the time in Oregon it frosts late in the year after April 15 so make sure that you are prepared to protect your mexican feather grass if you have one of those late frosts.

USDA Zone Info for Oregon

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-20°F
Highest Expected Low	-15°F

This means that on a really cold year, the coldest it will get is -20°F. On most years you should be prepared to experience lows near -15°F.

Plants to Grow in Oregon

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