A few other good perennials to consider under trees are ... that causes reddish-orange spots and blotches that look like rust. The disease - called rust - is running rampant this season ...

Perennial geraniums generally have few issues with pests and diseases ... can cause rust, and cutting off any affected leaves will help control it. Prevent mildew by spacing plants enough to ...

Rust fungus, despite a name that would make ... One easy solution is to plant resistant grasses like perennial ryegrass and ...

There are several different types of rust fungus that occur in our area ... and self-composting into nutrients that will benefit the plants. Perennials native to woodland habitats should have ...

When it comes to one of the country’s most popular perennial plants ... Plant Disease Control Handbook offers a list of classics that fight the good fight against black spot, rust and powdery ...

When it comes to one of the country’s most popular perennial plants ... Plant Disease Control Handbook offers a list of classics that fight the good fight against black spot, rust and powdery ...

Neem oil is most effective during the early stages of rose rust and can also be used as a fungal suppressant to prevent the disease from reaching the plant. It is a natural way to treat roses ...

Disease resistance: scab (excellent), fireblight (excellent), rust (excellent), mildew (excellent) Find it at the Arb: There’s a large planting in the Sensory Garden, and we have a few specimens ...