Having a seemingly natural gardening ability.(adjective)
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Use "green-fingered" in a sentence
"Corporate plants in Eland House are now in need of some green-fingered friends to ensure their survival."
"This large shop holds green-fingered titles galore, but also stocks a healthy selection of other books, along with some high-end kitchenware, jewellery, gifts, and home-grown blackcurrant jam."
"It's easy to forget that before Ilkley's favourite son was a daytime chatshow colossus and racy novelist, Alan Titchmarsh was a humble, green-fingered horticulturist."