When to Plant Monarda in Longview, WA

Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The first opportunity to plant monarda in Longview should be estimated by checking out the USDA zone info.

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Planting Calendar for Monarda

Frost tolerance for monarda: Tolerant of a very small amount of frost.
When to plant: Up to 3 weeks before last frost.

Since monarda are barely cold tolerant you can plant them just a tiny bit earlier in the year than other frost tender plants.

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

The earliest that you can plant monarda in Longview is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant monarda and expect a good harvest is probably August. You probably don't want to wait any later than that or else your monarda may not have a chance to grow to maturity. Starting your monarda indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

The average date of last frost is March 15 in Longview. You can expect an average low temperature of 15°F in the coldest months of winter.

Since the USDA zone info for Longview is not always accurate the actual date of last frost changes from year to year. Since half of the time in Longview you get a frost after March 15 be ready to protect your monarda if you have a surprise late frost.

USDA Zone Info for Longview

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 Longview

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