The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

You will be able to determine when it's possible to plant pampas grass by using the USDA zone info for Bellevue.

Planting Calendar for Pampas Grass

Frost tolerance for pampas grass:	Not tolerant of frost.
When to plant:	After the last frost has passed.

Since pampas grass require warm weather it is important to wait until after the last frost has passed before you can plant them.

The earliest that you can plant pampas grass in Bellevue is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant pampas grass and expect a good harvest is probably August. If you wait any later than that and your pampas grass may not have a chance to fully mature. If you are starting your pampas grass indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

In Bellevue the average date of last frost happens on April 15. You should expect an average low temperature of -5°F in the coldest months of winter.

Since the USDA zone info for Bellevue may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Half of the time in Bellevue it frosts late in the year after April 15 so make sure that you are prepared to protect your pampas grass if you have a late frost.

USDA Zone Info for Bellevue

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-5°F
Highest Expected Low	0°F

This means that on a really cold year, the coldest it will get is -5°F. On most years you should be prepared to experience lows near 0°F.

Plants to Grow in Bellevue

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