Lemon tree leaf issues *

Why are my meyer lemons leaves suddenly looking discolored/patchy, and falling? Would this be overfertilzation/overwatering or a nutrient deficiency? The leaves are also looking burnt from the edges (not the tips) and now have small brown spots. When I originally…

Lemon tree leaf discoloration *

Why are my Meyer lemons leaves suddenly looking patchy and falling? This is happening on the older leaves which used to be dark green but are now turning a lighter green. We are in Toronto, and the weather has been…