12 17  Williamsburg  Christmas
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12 17 Williamsburg Christmas

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12 17  Williamsburg  Christmas 12 17 Williamsburg Christmas Presentation Transcript

  • Introduction to Horticulture Plant: Scotch Pine Term: Monoecious
  • Scotch Pine
    • Plant type: Evergreen Tree
    • USDA Hardiness Zones: 3a to 7a
    • Height: 45 to 60ft Spread: 25 to 35 ft
    • Exposure: full sun
    • Leaf Color: Green
    • Growth Rate: slow
    • Form: Oval, Pyramidal
    • Landscape Uses: Christmas tree, Specimen
    • Has excellent needle retention and good keepability. It resists drying and if permitted to become dry does not drop its needles
    • Very prickly
  • Monoecious:
    • Has male and female flowers (cones) on the same plant.
  • Pine Flowers (Cones)
    • Female cone
    • Male cone
  • Christmas Tree Production
    • 8 – 12 years to maturity
    • Grow best on pasture or cleared land than previously forested land
    • Plant in early march as soon as ground has thawed
    • Trees planted at least 6’ apart
    • Seedlings (4 – 6”)
      • cost ~ $1.50 each
  • 1 st few years
    • Weed control most important
      • No weeds touching lower branches
      • Compete for soil moisture and nutrients
      • Spray herbicides in early fall & early spring
      • Mow between rows 3 – 4 times per year
    • Firs & spruces require fertilizer (mostly N) in winter or early spring
    • Pines don’t require fertilizer
  • Shearing
    • Beginning in the 3 rd year.
    • Trees need to be shaped annually
      • Usually in late May or early June
    • Always groom to a single point
      • Never cut the main stem
    • Some have natural pyramid shape
      • Some don’t
    • Roughly 16 hours labor to shear 1 acre or mature trees
  • Tree planting planning
    • There is an ¼ acre in the field behind the hort bldg. (200 ft x 50 ft)
    • You can plant a tree every 6 – 8’
    • How many trees can you plant there?
    • How much would it cost to plant if you could plant 50 trees for $75?
    • How much would you make in 10 years if you sold them for $40.
  • Christmas Tree Sources
    • 250 trees can fit in the area behind the greenhouse
    • Assuming an average 10 yr rotation
    • 25 trees per year
    • Increase ~20% for death or poorly formed trees = 30 trees
    • 6 most popular trees:
      • Douglas Fir, Fraser fir, White pine, Blue Spruce, Scotch pine, Balsam fir
    • Pick a species, go shopping on-line
  • Tree shopping
    • Find prices from three different sources
      • Include shipping
      • Make sure they will ship 50 or fewer trees
    • Find recommended planting dates for zone 7a.
  • Scotch Pine
    • 1-
    • 2-
    • 3-
    • Planting
  • Fraser Fir
    • 1-
    • 2-
    • 3
    • Recommendations for planting
  • Douglas Fir
    • 1
    • 2
    • 3
    • Recommendations for planting
  • Balsam Fir
    • 1
    • 2
    • 3
    • Recommendations for planting
  • Blue Spruce
    • 1-
    • 2-
    • 3-
    • Recommendations for planting
  • White Pine
    • 1-
    • 2-
    • 3-
    • Recommendations for planting
  • Environmentally Friendly
    • Which is better for the environment?
    • Cut tree
    • Artificial tree
  • Debate