Find out if a pebble tray really can create enough humidity to keep your indoor plants thriving. Pebble trays only increase humidity in the immediate vicinity of the plant. To increase humidity in a ...

Reviews and recommendations are unbiased and products are independently selected. Postmedia may earn an affiliate commission from purchases made through links on this page. A pebble tray is ...

Pebble trays only increase humidity in the immediate vicinity of the plant. To increase humidity in a larger area, use a humidifier. Pebble trays work best for small, low-growing houseplants. Pebble ...