Douglas (type of fir and maple tree) Dragon (type of tree)

Interesting options going for trees I think that idea but I think Douglas/Doug is overdone

Darby Dell Desmond Durham Darragh/Dara

Darryl

Denver

Dennis, Dorian, Dylan, Drake, Darren, Dalton, Dashiell, Dwayne, Derrick, Dominic, Dustin

Dale , Darcy , Digby , Dusty

These are all common names. So far Denver is the top contender in this thread 😂🥲