Wally Richards: leaf curl in stone fruit
Leaf curl affects the blossoms, fruit, leaves, and shoots of peaches and nectarines, and is one of the most common disease problems for backyard gardeners.
Often gardeners miss the critical time to control annual problems and because of this they have limited success.
Last November I had a number of gardeners requesting information about curly leaf problem on their trees, but unfortunately it was a bit late to do much about it.
Now is the right time to look at your stone fruit trees.
Here is a copy of the article I wrote last November: (please note – some of the content I have sourced from the internet).