Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

By using the USDA zone info for Issaquah you will be able to determine when it's possible 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.

You can plant mexican feather grass a bit earlier in the year because they are moderately cold tolerant.

The earliest that you can plant mexican feather grass in Issaquah 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 grow to maturity. Starting your mexican feather grass indoors is a great way to get them started a little bit earlier.

Last Frost Date

In Issaquah the average date of last frost happens on March 15. You should expect an average low temperature of 15°F in the coldest months of winter.

Keep in mind that USDA zone info for Issaquah may not be accurate from year to year and the actual date of last frost is different every year. Half of the time in Issaquah it frosts late in the year after March 15 so just be sure to be ready to cover your mexican feather grass if you have one of those late frosts.

USDA Zone Info for Issaquah

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	15°F
Highest Expected Low	20°F

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

Plants to Grow in Issaquah

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