When to Plant Campanula in Marysville, WA

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

You can estimate when you can plant campanula in Marysville by using the USDA zone info.


Planting Calendar for Campanula

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

You can plant campanula just a bit earlier in the year because they are one of those plants that can tolerate a little bit of cold weather.

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

The earliest that you can plant campanula in Marysville 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 campanula and expect a good harvest is probably September. Any later than that and your campanula may not have a chance to really do well. If you are starting your campanula indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

The average date of last frost is March 15 in Marysville. In the coldest months of winter you should expect an average low temperature of 15°F.

Keep in mind that USDA zone info for Marysville is an average and the actual date of last frost will vary from year to year. Half of the time in Marysville there is a last frost after March 15 so make sure that you are prepared to cover your campanula if you have a late frost.

USDA Zone Info for Marysville

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 Marysville

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