One of the first steps you take when you are estimating 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.

The earliest that you can plant garden cress in Lynnwood should be figured out by referring to the USDA zone info.

Planting Calendar for Garden cress

Frost tolerance for garden cress:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

Since garden cress are not cold tolerant it's important to wait until after the last frost before you can plant them.

The earliest that you can plant garden cress in Lynnwood 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. You can get started a couple of weeks earlier by starting your garden cress indoors.

Last Frost Date

On average all chance of frost has passed is on March 15 in Lynnwood. It might get as low as 15°F during the coldest months of winter.

Since the USDA zone info for Lynnwood is just an average the actual date of last frost can change quite a bit from year to year. Since half of the time in Lynnwood there is a last frost after March 15 be ready to cover your garden cress if you have one of those late frosts.

USDA Zone Info for Lynnwood

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 Lynnwood

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