Date post: | 02-Jan-2016 |
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Soil Nutrition
Overview
• Soil Additives
• Ph of the soil
• Nutrition and Fertilizer– Organic– Inorganic
Soil Additives
• Perlite– Volcanic ash– Adds pores (air)
Soil Additives
• Vermiculite – Looks like mica– Good for starting
plants and cuttings
Soil Additives
• Sphagnum Moss– Root growth
• Peat Moss– Used in almost all soils
Ph of the Soil
• Affects nutrients ability to get in plant
0 714
Acid Base
Add Sulfur (acid) it goes down Add Lime (base) it goes up
Nutrition
• Nutrients must be in liquid form to be used by plant– Rain– Liquid fertilizer
• Three Primary Nutrients in Fertilizer– (N) nitrogen– (P) phosphorus – (K) potassium
Fertilizer Application
• Foliar– Sprayed on the leaves
• Broadcasting– Spread evenly over
entire ground
• Side-dressing– Placing in bands about 8 inches from row of
plants
Types of Fertilizer
• Organic– (used to be alive) ex. Manure– Slow acting– Long lasting
• Inorganic– Usually “complete”
• All three nutrients (N, P, K)• Fast acting (soluble)