6651 humidity tray products are offered for sale by suppliers on Alibaba.comAbout 5% % of these are nursery trays & lids, 1%% are flower pots & planters, and 1%% are nursery pots.
A wide variety of humidity tray options are available to you, such as ps, pp and pet.You can also choose from not coated, pe coated and epoxy coated humidity tray,as well as from black, white, and clear humidity tray, and whether humidity tray is seed plant, seed growth, or seed nursery.