The post How to Make Homemade Comfrey Fertilizer in 8 Steps is by Logan Hailey and appeared first on Epic Gardening, the best urban gardening, hydroponic gardening, and aquaponic gardening blog.

In less than two years, some 13,000 people have joined the online community at the windowfarms.org website, where members can download free how-to instructions for homemade hydroponic systems.

He mixed in three fertilizers: 2-1/2 teaspoons of ­calcium nitrate and 5 teaspoons of a hydroponics fertilizer, lettuce blend type (he has been using the Hydro­Garden brand, which recently went ...