Like a fern, having the shape or feel of a fern.(adjective)
Covered in ferns.(adjective)
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Use "ferny" in a sentence
"This is a crab apple of incredible delicacy, with amber fruits no larger than currants and delicate ferny foliage that turns buttery yellow when the chill of the season takes a hold."
"This great little plant is a ferny-leaved version of cilantro."
"Beneath the trees grow clumps of pale cardamine andwild geranium, fragrant blue phlox, ferny gold corydalis, maroon trilliums, and dainty clumps of wild wood violets."