One of the first steps you take when you are making a decision about your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

One way of determining when to plant festuca is to consult the USDA zone info for Lake Oswego.

Planting Calendar for Festuca

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

Since festuca are moderately cold tolerant you can plant them a little earlier in the year than other plants that might not handle the cold.

The earliest that you can plant festuca in Lake Oswego 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 festuca and expect a good harvest is probably September. You probably don't want to wait any later than that or else your festuca may not have a chance to grow to maturity. Starting your festuca indoors is a great way to get them started a little bit earlier.

Last Frost Date

In Lake Oswego 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.

Since the USDA zone info for Lake Oswego is an average the actual date of last frost will vary from year to year. Half of the time in Lake Oswego last frost occurs after March 15 so make sure that you are ready to cover your festuca if you have a surprise late frost.

USDA Zone Info for Lake Oswego

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 Lake Oswego

You may be interested in your other planting guides for Lake Oswego.