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 can determine when to plant garden cress in Tillamook by checking out the USDA zone info.

Planting Calendar for Garden cress

Frost tolerance for garden cress:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

Since garden cress are not cold tolerant you need to wait until after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant garden cress in Tillamook 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 garden cress and expect a good harvest is probably August. You probably don't want to wait any later than that or else your garden cress may not have a chance to fully mature. If you are starting your garden cress indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

In Tillamook 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 Tillamook may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Since half of the time in Tillamook you get surprised by a frost after March 15 be ready to cover your garden cress in the event of a surprise late frost.

USDA Zone Info for Tillamook

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 Tillamook

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