Commented: Do you water with warm water in winterI also use warm water for my trees, I go one step further and warm my trees roots at night with a heating pad. Roots are nice and toasty when the lights come on. I have never had a huge drop in leaves...
Commented: potted meyer lemon treeSorry, but this sounds exactly like winter leaf drop. Indoor tree, next to sunny window where leaves get heated but the root zone doesn't. If I didn't heat my pots from the bottom the roots would defi...
