On the Many Frustrations of Gardening: Pierce’s Disease
la fastidiosa) spread by an insect called the sharpshooter. Pierce’s was discovered in 1892 in Anaheim and is basically the reason we no longer have many vineyards in Southern California. Once a vine gets Pierce’s it will die within a few years. You have to admit failure and rip it out, which I plan to do soon. “Wood on new canes matures irregularly, producing patches of green, surrounded by mature brown bark.” To confir...