Q: While deadheading our rose bushes I found what appears to be rust. What causes this and is there anything I can do to prevent it? - Cliff Bjornstad, Fargo A: Rust is a fungus disease and by your ...

Q: Last year, my roses had a case of rust and some insect issues, so I treated them with Neem Oil. Afterward, all of my rosebushes lost all of their leaves and they didn’t come back until later in the ...

Numerous gardeners are basking in the warmth, but they must remain vigilant as the humid climate poses a threat, particularly to roses, making them more susceptible to diseases such as rust. Rust is a ...

Spring has sprung and gardeners are digging in. Got questions as you carry on? Get answers from Ask an Expert, an online question-and-answer tool from Oregon State University’s Extension Service. OSU ...

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 ...

Many gardeners will be enjoying the warm weather, but it is incredibly important to monitor roses as the humid weather can encourage diseases like rust to spread. Rust is a fungal infection unique to ...

Roses perform best when you make a commitment to provide them with regular care and attention. The fertilization schedule provided in this calendar is twofold: an organic granular fertilizer applied ...