Prevent and Treat Scab in Peach, Apricot, Plum, and Other Stone Fruits

Late blight is a serious disease that may affect tomatoes and potatoes. It can rapidly destroy entire fields and ruin a farmer’s income for the year. And it may affect crops in home gardens severely as well.You may not realize it, but you are probably already familiar with the

Hydrangeas can be lush, carefree plants, but they are also vulnerable to a number of different fungal infections that can sully the leaves – and in some cases, the flowers.You know that old saying, “There’s a fungus among us?” There is some truth to t

Rusts are fungi that will not kill their hosts, although they sure make them suffer. There is even a term for pathogens that require living hosts: biotrophs (in contrast to necrotrophs, pathogens that kill their host and live off the dead tissue).Think Gloria Gaynor – your plants will survive! However, repeated infections of this pat

Gummosis refers to the oozing of sap or gum from a tree. This behavior is very common on stone fruits, including apricots, peaches, and plums.You can look at gummosis as your tree’s cry for help in the face of any one of a number of problem

Peace lilies, Spathiphyllum spp. are easygoing houseplants that seldom suffer from disease issues when provided with the right care.In fact, they are so easy to grow that Dr. Leo

No doubt you are familiar with pervasive bacterial soft rots of produce in storage – some of the most damaging diseases throughout the world.While potatoes are the most high-profile victims of

While the name Phytophthora might not mean much to you, these organisms are a menace to agriculture and forests alike.The name is derived from Greek and tells you what you need to know about them:  p

While powdery mildews don’t kill their hosts, they sure do a number on them. And that is particularly true for powdery mildew of apples and crabapples, caused by Podosphaera leucotricha.This pathogen attacks both cultivated and wild apples

As a child growing up in Delaware, I was always fascinated by agapanthus, a plant I was only familiar with from ogling books filled with pretty pictures of different flowers.I still vividly remember my excitement on m

Viburnum is a genus of over 150 species of deciduous and evergreen perennials that feature showy flowers and attractive foliage, many of which are native to North America.Most species are woody shrubs, though some have

If you’re growing pumpkins in your garden, you may have seen white spots appearing on the leaves and vines.What’s up with that? It’s likely that your plants are i

Bacterial diseases of turnip leaves are very serious infections.There are no highly effective controls for them, and once they have infected a field, the diseases can quickly spread throughout a whole field an