the plant & the environment: the total effect horticultural sciences applying science to...
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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
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