When to Plant Matricaria in Washington, IL

Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You will be able to estimate when to plant matricaria by reviewing the USDA zone info for Washington.


Planting Calendar for Matricaria

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

You can plant matricaria a little earlier in the year because they do well in moderate cold.

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

The earliest that you can plant matricaria in Washington 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 matricaria and expect a good harvest is probably September. Any later than that and your matricaria may not have a chance to really do well. You can get started a couple of weeks earlier by starting your matricaria indoors.

Last Frost Date

The average date of last frost is April 15 in Washington. In the coldest months of winter you can expect an average low temperature of -15°F.

Keep in mind that USDA zone info for Washington is just an average and the actual date of last frost will vary from year to year. Since half of the time in Washington you get a frost after April 15 be ready to protect your matricaria if you have one of those late frosts.

USDA Zone Info for Washington

Here is the info for USDA Zone 5b.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low-15°F
Highest Expected Low-10°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 -10°F.

Plants to Grow in Washington

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