Yellow leaves on a rose plant can take away from the beauty of its blossoms and impact the plant's health. In late autumn, yellowing may be a natural part of the plant's life cycle. Older leaves might ...

Roses look beautiful, smell fantastic, and come in a plethora of sizes and colors, it is no surprise that they are backyard heroes year-after-year. Unfortunately, there are lots of pests out there ...

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 ...

Remember when you would walk into the classroom and your teacher would announce a pop quiz? Sometimes this felt like punishment, but the quizzes were often a great learning tool. Now’s your chance to ...

Roses are one of the most popular landscape plants, but many homeowners are unfamiliar with the most common rose problems. Rose slug, blackspot, rose rosette and powdery mildew can all have either ...

Q: The leaves on the lower part of our Hope for Humanity rose bush turned yellow with brown spots. It progressed up the stems until the bottom half is bare. I was told that it is probably anthracnose ...

Roses are a strong favourite of gardeners thanks to their impressive growth and elegant blooms. Unfortunately, they're quite susceptible to diseases and stress, which is why you may have seen ...

The rose is one of the oldest flowers in cultivation and is still considered one of the most popular garden flowers today. The flower is so popular that in 1986, Congress named the rose our national ...

CORVALLIS, Ore. – Charmingly mild weather this winter will most likely coax roses into bloom early, which means dealing with the usual diseases and pests earlier, too. When it comes to one of the ...

Black spot is a severe fungal disease that causes roses to develop black patches on their leaves, which eventually turn ...