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 TEMPERATUREFERTILITY WATERSUNLIGHTpHCARBON DIOXIDE

The Important of Understanding

Environmental Effects

Overall ObjectiveOn a summative

evaluation, students will identify environmental

factors and their effects on plant growth with 85%

accuracy.

Enabling ObjectivesIdentify the components of natural soils and artificial mediaEvaluate the effects of soil texture on soil water retention, pH, and other characteristics of the soilExamine 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% Minerals25% Water25% Air5% Organic Matter

Classifying Soil