When to Plant Daylily in Lynnwood, WA

One of the best tools that you have as gardeners to help us estimate your gardening schedule is the 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.

A way of determining when it's possible to plant daylily is to consult the USDA zone info for Lynnwood.


Planting Calendar for Daylily

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

Since daylily do well in moderate cold you can plant them just a bit earlier in the year than other plants that might not handle the cold.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant daylily
Possibly ok, but a risky time to plant daylily
Probably not a good time to plant daylily

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

Last Frost Date

The average date of last frost is March 15 in Lynnwood. It might get as low as 15°F during the coldest months of winter.

Always keep in mind that the actual date of last frost is just an average because it is based on the USDA zone info for Lynnwood and it changes from year to year. Since half of the time in Lynnwood last frost occurs after March 15 be ready to cover your daylily in the event of a surprise late frost.

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 Low15°F
Highest Expected Low20°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.