Fertilizers »

Best Fertilizer for Marijuana

Best Fertilizer for Marijuana

John August 15, 2017 Comments Off on Best Fertilizer for Marijuana

Over the years I’ve tried to avoid making product recommendations, even when companies have offered to pay for them. Sure, there have been a few, but often I’ve made a deliberate attempt to speak

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Drip Irrigation Kits for Cannabis Gardens

Drip Irrigation Kits for Cannabis Gardens

Brandon May 29, 2017 Comments Off on Drip Irrigation Kits for Cannabis Gardens

Drip Irrigation Basics In most cases drip irrigation systems are the most efficient way to water outdoor marijuana gardens. Drip systems save 30-50% of water usage, and with timers, you’ll never forget to water.

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Cadmium and Heavy Metals in Cannabis Fertilizer

Cadmium and Heavy Metals in Cannabis Fertilizer

Brandon November 21, 2016 Comments Off on Cadmium and Heavy Metals in Cannabis Fertilizer

Q: I’m new to growing marijuana and I’m concerned about the safety of an organic liquid fertilizer I found here in Australia. The bottle states, “This product contains heavy metal impurities, it’s use may

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“Organic” Marijuana Fertilizers

“Organic” Marijuana Fertilizers

John August 20, 2012 23

Growing marijuana organically has never been easier. More companies are offering fertilizers made from naturally derived ingredients and better regulation on fertilizer labeling means growers can make informed decisions on what to feed their

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Plant Growth Regulators Poison Marijuana

Plant Growth Regulators Poison Marijuana

John March 3, 2012 67

Recently Rambo posted an article  titled 7 problems with tall marijuana plants where he mentioned plant growth regulators (PGR). Some of these chemicals are in fact poisonous and have been banned for use on

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Surfactants: Is Your Water Wet Enough?

Surfactants: Is Your Water Wet Enough?

John February 9, 2012 7

Have you ever let a potted plant become so dry that the water just beads up and rolls off?  When this happens, it is because the dry soil has become hydrophobic. It is repelling

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Injectors for outdoor garden fertigation

Injectors for outdoor garden fertigation

John January 5, 2012 4

One of the best ways to fertilize a marijuana garden is through a fertigation system. Fertigation systems use injectors to draw a concentrated liquid fertilizer solution from a reservoir into a garden hose or

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Understanding N-P-K

Understanding N-P-K

John December 7, 2011 15

Understanding how and when to fertilize is an important part of growing marijuana.  Each bag or bottle of fertilizer is labeled with a set of numbers representing three of the macro-nutrients used by plants. 

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