Does plant fertilizer go bad? There's no expiration date on this but it's old. If it expires, is it just useless or actually harmful? The ingredients are nitrogen, phosphate, and potassium oxide. I have several Muskot planters in various sizes from IKEA that I want to use for Leca and I was wondering if anyone has good net pots that fit? Preferably clear. Thanks Plant Pot on Stand Tripod Planter with Legs Raised Indoor House Plant Succulent Cactus Where to buy cheap large garden pots? Houston, TX What Type of Air Plant do I have? Identify and Care for Common Varieties Which Plants Can Be Planted in a Closed Terrarium? urbanjngl.com