Browse Forums Landscape & Garden Design black spots on yukkas 2Feb 17, 2012 12:34 am No fungicide. Youd be insane to use one. Destroys leaf health better than nuclear fall out. Most are more dangerous to you than some of the nasty insecticides. Full cream milk in water. Try that first. Even before that post a photo of what we are looking at. Sent via Tapatalk Re: black spots on yukkas 4Feb 25, 2012 6:54 pm That looks like hail damage to me. The black spots will be a symptom of that. You can see the other small scratches and indents on the leaf. Some will be going a bit "Yucca" try the full cream milk in water first. 1 part milk to 4 parts water. spray over the foliage. Just trim the yucky tips off. Those spots will always be there though. It will only be new leaves that go well. Very common on rendered homes Smaller suppliers get the lower quality raw materials 6 11869 The warning is on the sticker on the door too. Second the aluminium powdercoat 6 18204 Thankyou for your advice. We do have Caesar coming out and hopefully resolve the issue for us. 4 18756 |