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Haitz's law is an observation and forecast about the steady improvement, over many years, of light-emitting diodes (LEDs). It states that every decade, the cost per lumen (unit of useful light emitted) falls by a factor of 10, and the amount of light generated per LED package increases by a...

Like Jimi says....and for all of you that are experienced, this is my first grow and this hawaiian sativa has been in flower for 10 weeks, to me it appears at least 50% of the hairs have died back and the trichichomes are starting to give that "sugary" look especially in the flash. I'm thinking...

I started one earlier, but didn't follow-up on it so I'll post everything I have from seed, to current growth. I'm growing in a 4x4 tent. I have to use CFL in order to minimize heat. I used Hawaiian seeds from our trip to Maui, 1 seed from our brother which came from some medicinal smoke in...

These 2 Hawaiian Plants were planted as seeds on Sept. 11th. The are 5 weeks going into 6 on flower. How do they look and how many more weeks would you guess before harvest time?

Hydrogen Peroxide and Horticulture By Bryce Fredrickson Hydrogen Peroxide (H2O2) is a clear sharp smelling substance very similar in appearance to water (H2O). Like water it is made up of Hydrogen and Oxygen, however H2O2 has an extra Oxygen atom in an unstable arrangement. It is this extra...

This will be my first grow ever. Never tried in dirt, indoor, outdoor...nothing. I am using the Stealth Hydroponic kit that Roseman was so successful with. I understand the limitations with this system so I'm not expecting to produce the best plant, I'm just trying to grow medicine to save my...