| Answer | Crossword Clue |
|---|---|
| SAP | Sticky stuff in tree trunks |
| SAP | Stuff in some tree trunks |
| GLUTEN | Sticky stuff in wheat |
| TAR | Sticky stuff in La Brea |
| GOOHOUSEKEEPING | Getting rid of sticky stuff in one's home? |
| epiphytes | A plant that grows on another plant but is not parasitic, such as the numerous ferns, bromeliads, air plants, and orchids growing on tree trunks in tropical rain forests |
