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 ...

As with all plants, roses can succumb to many diseases and pests. Unfortunately, there are common diseases that target these hugely popular flowering shrubs, which can cause the plants to suffer and ...

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 ...

A: Looking at the one or two leaves in your photo, it appears that droplets of water or some other spray have been on the leaves when the sun was shining brightly. That would account for the tiny ...

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 ...

CORVALLIS – Mild winter weather 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 country’s most popular ...

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 a highly polarizing plant in the garden community – while many enthusiasts adore their iconic blooms, and won’t hesitate to add another to the garden, other gardeners find them simply too ...

Read about roses, talk to other gardeners about growing them, and you'll find that insect and disease problems seem inevitable. Problems begin in the spring with chewed leaves. No great harm, except ...

May and June are glorious times in the garden; if you’re a rose lover, it’s when most roses are at their peak of bloom. Nothing quite like a bush with beautiful blossoms framed by healthy green ...

The leaves on this rosebush turned brown and the blossoms dried up due to gray mold and “black spot.” Photo courtesy UC Master Gardeners. If you’re a gardener in Santa Clara Valley and the Peninsula, ...