EC
Electrical conductivity: an indicator of dissolved salts, not a measurement of individual nutrients.
The grower’s glossary.
pH
A measure of acidity or alkalinity that affects nutrient availability.
PK
Phosphorus and potassium. PK 9/18 and Resin are alternative Monkey programmes.
Silicic acid / Kieselsäure
A form of silicon. Stress contains mono-silicic (ortho-silicic) acid.
Foliar feeding / Blattdüngung
Applying nutrients to leaves rather than the root zone. Monkey Mist is ready to use.
Run-to-waste / Drain-to-waste
A system where drainage is not returned to the nutrient reservoir.
Recirculating / Rezirkulierend
A system that returns nutrient solution to the reservoir for reuse.
RO water / Umkehrosmosewasser
Water filtered by reverse osmosis, with much of its dissolved mineral content removed.
Coco / Kokos
A growing medium made from coconut fibre; calcium and magnesium management matters.
Rhizosphere / Rhizosphäre
The root-influenced zone around plant roots.
A+B
Two separately stored components used to prepare a base nutrient feed.