| 100% | EEL | 3 | 1-Down planted to produce a coconut tree, in Samoan mythology |
| 35% | EEL | 3 | Fish that became the first coconut tree, in Samoan myth |
| 34% | TOXICDOSE | 9 | Amount needed to produce a harmful effect, in medicine |
| 34% | JULIA | 5 | I lived in a 1500-year-old California redwood tree called Luna for 738 days to prevent loggers from cutting it down |
| 33% | HESPERIDES | 10 | Daughters of evening in Greek mythology who guarded a tree bearing golden apples belonging to Hera |
| 33% | DIG | 3 | Prepare to plant a tree |
| 33% | DUG | 3 | Prepared to plant a tree |
| 33% | PANDORA | 7 | In mythology she is linked to a box |
| 33% | ARBOR | 5 | ___ Day (occasion to plant a tree) |
| 33% | DYING | 5 | Like a phone down to 1% |
| 32% | ETCH | 4 | To carve something in stone, or on a tree |
| 32% | SETTLED | 7 | To have put down roots in a foreign land |
| 32% | ROOTBALL | 8 | Base of a tree to be planted |
| 32% | STEM | 4 | Leaf to branch attachment in a tree |
| 32% | SOFA | 4 | Place to plop down in a den |
| 32% | WATERS | 6 | Tends to the plants, in a way |
| 32% | RED | 3 | Sign to stop in a 1-Across |
| 32% | AFFOREST | 8 | To plant trees and convert land to a wild state |
| 32% | TRICKLE | 7 | To drip or run down in a small flowing stream |
| 32% | BONSAI | 6 | Small tree trained to grow in a pot |
| 32% | AXE | 3 | Tool a lumberjack uses to chop down trees |
| 32% | HEMLOCK | 7 | Poisonous plant given to Socrates in a drink |
| 32% | COMMANDTOADOGSLEDTEAM | 21 | Change a letter in 1-Across to spell... |
| 31% | SALLY | 5 | Gal asked to "lay down" in a Clapton song |
| 31% | RAFT | 4 | Craft in which to go down a river, say |
| 31% | SLED | 4 | Toy used to go down a hill in winter |
| 31% | YGGDRASIL | 9 | In Norse mythology, the ash tree thought to overshadow the whole world |
| 31% | OAK | 3 | Tree that can drop up to 10,000 acorns in a year |
| 31% | ALOE | 4 | African plant that produces a gel said to help cool sunburn pain |
| 31% | MRSUN | 5 | Character asked to "shine down," in a children's song |