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Originally Posted by Nancy  This plant was in a group of untended catts. All required repotting and were sort of tangled up in terms of growths and roots. Any idea what could cause a group of older pbs to use their leaves? |
Cattleya leaves are largely persistent (they dont' fall off). Leaf loss is usually the result of some harsh treatment/conditions of some sort: neglect, insect infestation, or possibly a harsh chemical treatment of some sort (as for insects).