Fungi are the most common causal agent of plant disease. Of the more than 2 million species of fungi worldwide, 8,000 are known to be detrimental to plants. These microscopic organisms cause symptoms ...

Those unsightly patches of brown and yellow forming in your lawn may not be your pet’s fault. They’re more than likely a sign that your yard is suffering from the dreaded lawn fungus. Lawn fungus can ...

Q. My maple tree has black spots on the leaves that just appeared recently. Should I be concerned about this? What should I do? A. Sometimes wet conditions earlier in the season can cause problems ...

If your lilacs are looking rough right now, it is probably lilac leaf spot, a relatively new fungal disease in Minnesota. Symptoms typically appear from July to September. Leaves turn yellow, then ...

*Refers to the latest 2 years of stltoday.com stories. Cancel anytime. Leaf spot - Hydrangea quercifolia Q • What are the black spots appearing on my hydrangea leaves? The black spots on your ...

Gray leaf spot is a widespread fungal disease in corn, responsible for a 23-million-bushel yield loss in the U.S. in 2024. 1 The challenge with controlling gray leaf spot isn’t just deciding whether ...

There are two common types of leaf diseases on English ivy found in Illinois. One is caused by fungi and the other is caused by a bacterium. Both diseases can cause defoliation if severe, but your ivy ...

Roses do not have thorns; they have prickles. But there ARE “thorns” in the rose garden. Their names are botrytis, black spot, rust, downy mildew, anthracnose and cerospora leaf spot. They are all ...

MOW AND MOW AGAIN: Mow lawns as often as you can between rains. Allowing lawns to get badly overgrown before mowing is detrimental to the health of the grass. Avoid mowing the lawn when the grass ...

Dogwoods make a stunning addition to any garden. The compact trees are prized for their delicate white blossoms in the spring and bright red berries in the fall. One hidden downside to planting a ...

Hydrangeas are one of the most popular flowering shrubs. Their blooms are gorgeous, and they’re a low-maintenance plant once established. However, few things ruin the look of a hydrangea shrub faster ...

It's vital to be meticulous in gathering fallen leaves and old debris; don't chuck them into your compost heap, as that just ...