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Brunnera Plants

Q.Dying Brunnera

Zone 48842 | rcknickmeyer added on August 15, 2020 | Answered

I have a Jack Frost Brunnera that has gone brown and collapsed. A few healthy leaves remain. Nearby Brunnera look fine. Should I dig up and replace with something else? Or will it come back next year?

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Certified GKH Gardening Expert
Answered on August 17, 2020

This appears to be a fungal infection. I can see signs of it on all of the plants in that picture.

You will need to treat with a fungicide. This article will help:


Make sure to allow the soil to dry out down to about 1 inch between watering. Any drier will be bad, as well as leaving the soil wet. You may find that the moisture needs of this plant will not be the same as the surrounding plants. They will likely stay infected, which will keep the Brunnera in a diseased state.

Here is an article that will help you to measure soil moisture:


Here is an article that will help you with the care of the plant:


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