I bought an supposedly brand new hps on e bay. My plants arent growing. While supposedly brand new, the bulb has some blackening on select areas. Please confirm.
astrea Reviewed by astrea on . how to tell if an hps bulg is new? I bought an supposedly brand new hps on e bay. My plants arent growing. While supposedly brand new, the bulb has some blackening on select areas. Please confirm. Rating: 5