Orchid Plant Pot Labels - 100 Pieces 100 Pieces, 5" x 1" White Plant Labels. Writtable area is 2.5" x 1". Blank label for keeping track of orchid or plant species. Made of .020 UV resistant vinyl plastic, which makes it much stronger and less brittle than the cheaper styrene (shiny/smooth surface) labels. The labels have a pointed end to allow for easy insertion of the label into the orchid/grow media. Use a No.2 pencil to write on the label.