Horticulture terms

Plant growth hormones

Auxins

Cytokines

Gibberellins/Gibberelic acid

A sciatic acid

Ethylene

Topsoil

The upper part of the soil. Rich in organic matter.

Permeability

How well water moves downward in the soil

Humus

Well decomposed organic matter.

Percolation

Downward movement of water through the soil

Leaching

Removal of soluble material/other material by perlicating water

Soil layers/horizons

Look at the image

Macro Nutrients

N-Nitrogen-Promotes big green leafy plants

P-Phosphorus-Promotes healthy root growth

K-Potassium-Helps respond to stress/drought

Micro Nutrients

Mnemonic device:

Hopkins Cafe Managed by my cousins MO + CURLY

H-Hydrogen

O-Oxegen

P-Phosphorus

K-Potassuim

N-Nitrogen

S-Sulfur

Ca-Calcuim

Fe-Iron

Mg-Magnesuim

B-Boron

Mn-Magnanese

Cu-Copper

Zn-Zinc

Mo-Molybdenum

Cl - Chlorine