Manganese Deficiency in Cannabis: Signs, Causes, Fixes
Manganese deficiency in cannabis shows up first on the newer, upper leaves as bright yellow tissue between the veins, with […]
PPM for Cannabis: EC, TDS and the 500 vs 700 Scale
PPM for cannabis is an estimate of dissolved nutrients made from an EC reading. The meter measures electrical conductivity (EC),
CO2 Levels for Cannabis: What PPM Plants Use
Cannabis uses CO2 from the air to make sugars, and more CO2 can raise photosynthesis when light and temperature are
Aloe Vera for Cannabis: Cloning and Foliar Uses
There is no cannabis evidence that aloe vera helps clones root or plants grow. Some growers still use aloe vera
Cannabis Seedling Yellow Leaves: Causes and Fixes
Cannabis seedling yellow leaves usually point to watering, light or nutrition problems, while yellow cotyledons can be normal as the
Compost Tea for Cannabis: What the Evidence Says
Compost tea cannabis guide: how aerated and non-aerated teas are brewed, why disease results are inconsistent, and where compost itself does better.
Bat Guano for Cannabis: High-N vs High-P Guano
Bat guano cannabis guide: why some guano is high in nitrogen and some in phosphorus, typical analyses, and how growers use it in soil or as a tea.
Fish Emulsion for Cannabis: What It Is and How to Use It
Fish emulsion cannabis guide: what this liquid fish fertilizer is, its typical 4-1-1 to 5-2-2 analysis, how it compares with fish meal, and how to use it.
Kelp for Cannabis: Kelp Meal and Seaweed Extract
Kelp for cannabis explained: how kelp meal differs from liquid seaweed extract, its mild nutrient analysis, and what growers can expect from kelp in soil.