A: From your photos, the problem looks like it is Verticillium wilt ... the tree that grew at my family’s home in Winnipeg. This year, I have noticed that something is attacking its leaves.

I’ve seen it most often on maple, ash, smoke-tree and redbud. Verticillium wilt is caused by fungi which are commonly found in Wisconsin soils and in roots, branches and leaves of infected plants.

Q: Our dwarf Japanese maple tree has grown beautifully for at least 15 years, but then one day last month, boom, the leaves started ... can die pretty quickly from a wilt disease called Verticillium.

But maples and many other plants are very susceptible to Verticillium wilt. Here's advice from ... Q: I have an older (60- to 90-year-old) lace leaf Japanese maple that has only sprouted leaves ...

Discoloration, wilting, drooping leaves, and mould are just some of the common signs your plant has a disease, but how can you tell exactly what’s caused it? These are the most common diseases ...

Known for their gorgeous red leaves, Japanese maple trees can make for a colorful addition to any property. However, despite being quite resilient, Japanese maples are highly susceptible to ...

Q: My tomato leaves are turning ... Verticillium wilt can last 10 years in the soil so don’t replant tomatoes in the same area. Q: I have a Burr Oak tree that I grew from an acorn of the tree ...