Interlux EXTREME HPS 1000W Grow Lamp biological fertilizer Ripens late summer with a

Ripens late summer with a very long production season

Their permeable surface allows for root penetration and moisture pass-through

With an innovative integrated waterway design and safe materials

Less packaging waste per gallon

Bloom Time: Spring to Early Summer

Interlux EXTREME HPS 1000W Grow Lamp biological fertilizer Ripens late summer with aDescription High pressure sodium EXTREME HPS bulbs are designed specifically for indoor enhanced plant growth and flowering. High Pressure Sodium has a light spectrum shifted towards the red, and is used during the flowering stages of growth. Designed specifically for electronic ballasts. High lumen output and a wide color spectrum for maximum yield. Standard E39 Base. 1 year warranty. 145,000 Lumens! Designed for indoor use Light spectrum towards the