Q I have a black Hamburg
vine in my greenhouse but every year its leaves and fruit are covered with powdery mildew.
I concentrate on indoor grapes such as the Black Hamburg
QA BLACK Hamburg
grape vine in my greenhouse fruited for two years, but last year there was nothing.
HOME About all I could manage the following day was a dish of sorrel soup thickened with a couple of chopped potatoes and flavoured with garlic and onions, and for dessert a bunch of Black Hamburg
grapes from the greenhouse.
WHAT will sweeten the fruits on my Black Hamburg
vine which is growing over a sunny p e r g o l a?