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LED Bulbs and Tubes

Phosphor-coated LEDs produce more of a blue spectrum and peak at about 465 nm.There is a vast array of LED retrofit bulbs packed into a larger...

This is the first part of a two part article about LED lamps. The second article will run next issue of Soft Secrets.

Plants, like most land-based life forms, need the correct spectrum of light to allow the process of photosynthesis and uptake of CO2.

I am building a closed system garden that will be lit by 6000 watts of HPS and the canopy will cover an 11 M2 space. It will be cooled using a...

My garden is lit by a 600-watt lamp that is at its top height, 165 cm. Two of the three plants are 110 cm, so the plant tops are only 55 cm from...

Is there a new technique using blue light to sex plants? Would you elaborate on the procedure?

The power went out during night-cycle. The light came on early and I turned it off, and then reset the timer to the correct hours.