Answer: conifers

AnswerCrossword Clue
CONIFERSDendrologist's concern.
CONIFERSCedar and hemlock
CONIFERSThey carry needles
conifersCONIFER, an evergreen tree
conifersany of an order (Coniferales) of mostly evergreen trees and shrubs having usually needle-shaped or scalelike leaves and including forms (as pines) with true cones and others (as yews) with an arillate fruit