Sylvania Grolux - 600 Watt (400V) (Dual Spectrum Lamp) All | Saleable | Nutrient Additives | Plagron | Lemon Kick they are particularly suited for

they are particularly suited for use in closed hydroponic cultivation systems

5ml/L once per week until plants have recovered

Eco-friendly

and with no risk of leakage or overflow

They can be used for making plant cages

Sylvania Grolux - 600 Watt (400V) (Dual Spectrum Lamp) All | Saleable | Nutrient Additives | Plagron | Lemon Kick they are particularly suited forGroLux 600w 400v dual spectrum bulb The Sylvania Grolux 600w lamp is a world renowned reliable, high performing lamp. It is the lamp of choice for growers who are looking for a lamp that will help produce high yielding crops at an affordable price. The Sylvania Grolux lamp has a broad spectrum output making it usable during veg and flowering stages. It produces 90,000 lumens output.