Possible Clues:

• Plants contributing to atmospheric activity
• Plants put in front of court before start of play
• Gila woodpeckers nest in them
• Thorns in Wile E. Coyote's side?
• Animal I caught hiding within plants
• These growths have their points
• Woes for Wile E. Coyote
• Plants clubs displayed before start of play?
• Source of dragon fruit
• Saguaros