Soil, Nutrients and Fertilizer Test - Study Guide

These flashcards cover key vocabulary terms and definitions related to soil, nutrients, and fertilizers from the study guide.

Compost

Decayed organic matter used to condition soil.

Soiless horticultural mix

A growing medium that is sterile and does not contain soil.

pH of bark, peat moss, and sphagnum moss

Acid.

Effect of adding perlite to growing media

Increases drainage.

pH of a commercial blend of horticulture soil

Usually neutral.

Perlite

Natural volcanic rock used in soil mixes.

Weight addition to soiless mix to prevent blowing over

Vermiculite is added for weight.

Inorganic growing media example

Vermiculite.

Examples of perlite and vermiculite

Soilless growing media.

Light-weight inorganic mineral absorbing water

Vermiculite.

Effect of non-decomposed sawdust on nitrogen

Makes nitrogen unavailable for plant use.

pH test on soil sample

Determines acidity or alkalinity.

Example of inorganic growing media

Perlite.

Soil test report with a pH of 7.2

Mildly alkaline.

Better organic material for growing media

Bark.