The Plant & The Environment: The Total Effect

Horticultural SciencesApplying Science to Horticulture

WHAT DO YOU ALREADY KNOW?

THINK ABOUT WHAT YOU ALREADY KNOW ABOUT THE PLANTS INTERACTION WITH THE ENVIRONMENT

WHAT FACTORS EFFECT PLANT GROWTH?

AIR

TEMPERATURE

FERTILITY

WATER

SUNLIGHT

pH

CARBON DIOXIDE

The Important of Understanding

Environmental Effects

Overall Objective

On a summative evaluation, students will identify environmental

factors and their effects on plant growth with 85%

accuracy.

Enabling Objectives

Identify the components of natural soils and artificial media

Evaluate the effects of soil texture on soil water retention, pH, and other characteristics of the soil

Examine the effects of compost, fertilizers, and other soil amendments.

Recognize the differences between granular, liquid, and slow release fertilizers and the general components of fertilizers.

Communicate the role of humidity, soil and air temperatures, CO2, and light

The Ground Beneath Your Feet: What’s it All About?

Air

Water

Organic Matter

Ideal Ratio of Soil Components

45% Minerals

25% Water

25% Air

5% Organic Matter

Classifying Soil