Par Pro CMH 315W - 3100K (Flower)Clean white light. 3,100K color temperature, excellent, 92. 6 CRI, 38,698 lumens at the 100 hour test (122Lm W). The 3,100K has very high 1. 856 PPF per second light source. 4,200K color temperature, excellent 92. 8 CRI, 34,625 lumens at the 100 hour test (110Lm W). The 4,200K has very high 1. 778 PPF per second light source. Good lumen maintenance and continued excellent PPF performance throughout lamp life. Unique open rated lamp construction

4 x 1/2" Grommet

soilless and hydroponic gardens

full spectrum high pressure sodium lamp is ideal for plant growth

Cyco Swell utilizes suitable amounts of the highest quality phosphates available during the last three weeks of a plants flowering or fruiting stage to provide the very best harvest size and quality

Ideal plant growth

Clean white light

Simple and complex carbohydrates

The sticky plates maintain their shape

Simply extracting a small portion of cloth from the water pH teter will clear any clog by exposing a fresh

Defender can be used up to one day before harvest

Getting a larger fan and running at the low to medium speed will get you the same airflow of the smaller fan but with much less noise

In soils or growing media