Rose – Black Spot Canker on Stem Walter Reeves: The Georgia Gardener

Q: Can you tell me what is causing the brown spots on my Knockout rose stalks? A: At first I thought it was rose cane canker but pathologist Jean Williams-Woodward says: "Cytospora canker tends to have a tanner center and the canker girdles the stem. These look more like black spot infection of the stems.

Where's Walter? Walter Reeves: The Georgia Gardener

Stumped by Cane Canker?

Planting bare root roses Planting roses, Plants, Rose

🌹 Which of 600 Roses Get Black Spot? // Kordes, Meilland, DA, Others

Walter Reeves: books, biography, latest update

Walter Reeves (@WalterReeves) / X

Black Walnut Walter Reeves: The Georgia Gardener

Silicon tested in search to defeat the dreaded rose black spot

Disease Control – Fungicides Walter Reeves: The Georgia Gardener

Rose Rosette Disease – Identification

Stem Canker in 20 rose bushes - Ask Extension

Treat black spot to improve appearance of old garden roses, but they'll survive even with it, Home/Garden

Home, Yard & Garden Newsletter at the University of Illinois

ML2018SPRING/hw5/word2idx.json at master · voidism/ML2018SPRING · GitHub

Roses – Black Spot Resistant Walter Reeves: The Georgia Gardener