Jul 14, Yellowing leaves on a rubber plant could also be a sign that it is pot bound so you may want to consider repotting your rubber plant. Select a new pot, with adequate drainage, that is sizes larger and fill the base of the pot with some fresh potting stumphauling.buzzted Reading Time: 2 mins. Aug 31, Pests – Pests are another common reason for rubber tree plant leaves falling off. In particular, rubber tree plants are susceptible to being infested with scale bugs, and these pests will cause the leaves to drop off until the plant is treated.
Treat scale or Estimated Reading Time: 2 mins. Moved Permanently. The document has moved here. Sep 25, Asked on Sep 25, Why are my rubber tree plants leaves are turning yellow & falling off? Answer + 1. Nov 22, Bottom leaves that turn yellow and fall off may be a sign of cramped roots or shortage of nutrients. k members in the plantclinic community. If you're wondering"what's wrong with my plant?", we will help you diagnose and treat it!