pruning ornamental plants. principles of pruning shrubs that produce flowers on wood grown the...
TRANSCRIPT
Pruning Ornamental Plants
Principles of Pruning
• Shrubs that produce flowers on wood grown the previous season should be pruned immediately after flowers fall off.
• Examples include early spring flowers like….• Forsythia• Azaleas• Spirea
Early Spring Flowers
FORSYTHIA
SPIREA
AZALEAS
Principles of Pruning
• Shrubs that bloom on current year’s growth should be pruned in the fall or early spring.
• Example:• Roses
ROSES
Principles of Pruning
• Some shrubs require annual pruning to thin out old, dead wood like….• Hydrangea• Spirea
HYDRANGEA
SPIREA
Principles of Pruning
• Some suckers or shoots from plant roots should be removed to keep plant from becoming too thick.
Methods of Pruning
• Thinning• Removal of certain branches to open up the
plant and keep the natural shape.
Methods of Pruning
• Heading Back• Removes the end section of branches at the
same height so that new shoots make the plant thicker.
Methods of Pruning
• Renewal Pruning• Removes old branches that are large and
unproductive by cutting them back to ground level.
• Usually effective on flowering shrubs.
Methods of Pruning
• Root Pruning• Usually done one
growing season prior to transplanting.
• General Rule is….• One inch of stem
diameter equals 10” of circle diameter for pruning roots around plant.
Pruning Tools & Supplies
Tool Care
• Keep sharp & clean.• Keep handles and bolt nuts secure &
tight.• These practices will increase safety.
Pruning Saw
• Has a blade with coarse teeth.• Blade may or may not fold into the
handle for safety & storage.• Cuts live & dead limbs.
Pole Pruner
• Has a saw & pruning tool on a pole to remove branches that are up to 12 feet overhead.
Grass Shears
• Have two blades designed to cut grass around edges of walks or flower beds.
Lopping Shears
• Have long handles and will cut limbs from 1 to 1½” in diameter.
Hand or Pruning Shears
• Have a single blade that cuts against another piece of metal or two blades that work like scissor to cut limbs up to ½” in diameter.
Hedge Shears
• Have longer blades that cut young tender growth.
Chain Saw
• Has a gasoline, battery, or electrical powered chain that cuts large limbs from 3” up to the blade length.
Power Pole Pruner
• Has a power saw on the end of an extended handle.
Safety Tip
• Use caution with cutting tools.
“If they will cut plants, they can cut
you”
Designed By:
• Johnny M. Jessup; FFA Advisor• Hobbton High School