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Soilless Media

Learn about soilless media advantages, components, plant growth comparisons, costs, and common blends. Discover functions, types, and materials used in soilless mixes for container gardening. Understand soil composition and pH levels.

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Soilless Media

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Presentation Transcript

  1. Soilless Media It’s what’s for dinner? Huh?

  2. Objectives • Identify the advantages of a soilless mix • Identify components of as soilless mix • Compare plant growth in different media mixes • Identify common types of soilless mixes and their costs. • Identify common soil components used to blend mixes.

  3. What are the functions of growing media? • Give support to the plant in the container • Supply a source of water to the plant • Provide aeration and drainage • Supply a source of nutrients

  4. What are the two categories of soils used in nursery production? • Soil- based • Soilless

  5. What is the composition of the soil? • 45% mineral matter • 25% air • 25%water • 5% organic matter

  6. What are the advantages and disadvantages of a soilless media?

  7. What are different materials in a soilless mixture? • Perlite • Sphagnum moss • Peat moss • Vermiculite • Limestone • Tree Bark • Slow-release fertilizer

  8. What are common blends of the following materials? • Mixes may contain two or more of the previous ingredients • Plants needing excellent drainage will contain a high percentage of coarse materials such as bark or perlite

  9. Common blends… • Most mixes contain an organic material for moisture retention • Common commercial mix is 50% shredded sphagnum moss, 50% vermiculite, and a slow-release fertilizer

  10. ORGANIC Compost Bark Mulch Straw Peat Moss Sphagnum Saw dust Wood Shavings INORGANIC Vermiculite Perlite Sand Gravel Soil compounds

  11. pH • Measurement of acidity or alkalinity from 0 to 14 • Acid= less than 7.0 on a pH scale • Alkaline= more than 7.0 on pH scale • Organic matter is acid • Artificial media is neutral

  12. The End

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