| 100% | MOTTE | 5 | Grove of trees, in the Southwest |
| 63% | JUNIPER | 7 | Tree in the etymology of "gin" |
| 63% | FICUS | 5 | Tree in the etymology of ''fig'' |
| 63% | APPLE | 5 | Tree in the Garden of the Hesperides |
| 61% | YUMA | 4 | County in the southwest corner of Arizona |
| 61% | ELM | 3 | Tree in the title of a horror film franchise |
| 60% | SYCAMORES | 9 | Divine trees in the "Book of the Dead" |
| 57% | THEACADEMY | 10 | Site of a grove of olive trees near Athens where Plato taught in the 4th century BC |
| 56% | HEBRON | 6 | City in the southern West Bank southwest of Jerusalem |
| 55% | IGUANA | 6 | In the Caribbean it's known as "the chicken of the trees" |
| 55% | EDDYSTONE | 9 | — Rocks, a group in the English Channel southwest of Plymouth |
| 55% | STAVROPOL | 9 | The "City of the Cross" in Southwest Russia |
| 55% | DUTCHELM | 8 | Disease of trees, most obvious in the 60s and 70s |
| 55% | SWAY | 4 | Move in the breeze, as a tree (anagram of "ways") |
| 55% | EWOK | 4 | Tree hut dweller in "Return of the Jedi" |
| 54% | PEAR | 4 | Kind of tree in "The Twelve Days of Christmas" |
| 54% | ENT | 3 | Tree creature in "The Lord of the Rings" |
| 54% | ENTS | 4 | Tree creatures in "The Lord of the Rings" |
| 54% | ENTS | 4 | Tree herders in "The Lord of the Rings" |
| 54% | PEAR | 4 | Tree in "The Twelve Days of Christmas" |
| 54% | HELMWIND | 8 | Northeasterly that blows down the southwest slope of Cross Fell in Cumbria |
| 53% | FOURCORNERS | 11 | Landmark in the Southwest, and collective description of the beginnings of 18-, 24-, 39- and 51-Across |
| 53% | ASPEN | 5 | Tree that's the name of a city in Colorado |
| 53% | ENTS | 4 | Tree giants in The Lord of the Rings |
| 53% | ENT | 3 | Protector of the trees, in Tolkien |
| 53% | THEPOPLARVOTE | 13 | Deciding factor in the choice for the leader of the tree world, maybe? |
| 53% | ELM | 3 | Type of tree that appears in the title of a horror movie franchise |
| 52% | ACORN | 5 | The hard nut of an oak tree that falls in autumn |
| 52% | ENTS | 4 | Tree-like creatures in "The Lord of the Rings" |
| 52% | OCOTILLO | 8 | Cactuslike tree of the Southwest |