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4 27 potted plant care
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4 27 potted plant care

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  • 1. Houseplants Plant: Croton Term: Topiary
  • 2. Croton
    • Genus: Codieaum
    • Requires Bright Light
    • Water: Keep soil moist at all times
    • Humidity: High
    • Temperature: 70-80
    • Problems/Pests: Over all a fussy plant
    • Propagate by cuttings
  • 3. Topiary
    • A plant that has been shaped into an artificial form
  • 4. Caring for houseplants
    • Water
    • Most plants are killed by over-watering
    • Scratch the surface of the pot, the soil should be moist ½” down
    • Yellow leaves - too much water
  • 5. Methods of Watering
    • drench and let dry completely
    • drench and let dry slightly
    • keep media constantly moist
  • 6. Temperature
    • recommended temperature
    • 50-85 F daytime
    • night - drop 10-15 below daytime temp
    • locate plants away from air-conditioners and drafts
  • 7. Lighting: natural or artificial
    • measured in foot candles or klux
      • Bright or direct sun – South facing window
      • Filtered light or partial shade – North facing window
      • Low light – away from windows
  • 8. The Light Spectrum
    • Plants only use radiation energy in the visible spectrum.
    • Chlorophyll does not absorb in the green spectrum
    • Why?
  • 9. Artificial Lighting
    • Incandescent bulbs don’t provide usable light to plants
    • Florescent bulbs provide light about 2’ from bulb
    • Grow lights provide more light in the correct wavelengths
  • 10. Humidity
    • % of moisture in the air
    • varies with seasons
    • low in the winter
  • 11. Increase humidity by:
    • spraying with fine mist
    • fill water tight tray with water and pea gravel, set plants in it
    • use a humidifier
    • place plants in the part of the house with the highest humidity
  • 12. Fertilizers
    • slow release
      • small beads applied to the soil
      • nutrients are steadily released
      • plant absorbs nutrients as needed
      • avoids over feeding
  • 13. Soluble fertilizer
    • liquid or solid
    • dissolved in water before applying
      • Compost tea
      • Fish emulsions
      • Miracle Gro
  • 14. Soil Mixture
    • varies with each plant
      • African Violet Mix - sandy
      • Orchid Mix – chunky: lots of bark
      • Cactus mixes have sand
    • organic matter helps to improve water holding capacity
    • perlite helps to keep the mix loose and easily drained
  • 15. Containers
    • drainage should be available – hole in the bottom
    • use well drained soil mix
    • put saucer under pot to protect furniture from water
  • 16. Potting plants
    • select appropriate container and soil mix
    • provide drainage - put rocks or put shards in the bottom of container
    • add potting mix to cover rocks
    • place plant in to check soil level
    • should be 1/2 inch below top of pot
    • fill remainder of container with media
  • 17. Repotting
    • repot plants when they become root bound
      • If roots are growing around the root ball
      • Roots appear at the top of soil
      • Roots push the plant out of the pot
  • 18. Repotting
    • Separate roots to allow re-growth
    • If plant is blooming, wait until after flowering is completed
    • Select pot or container of the next larger size than the original
    • or
    • Trim roots to make plant fit in old container
  • 19. General Care: Leaves
    • Clean occasionally with a fine spray of water
      • Wipe top and underside of leaves
      • Helps to remove dust and insects
    • do not use leaf shine products
      • clogs the stomata
      • makes it hard for plants to breathe

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