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January Questions
Q. I have several shrubs that
were hurt by the cold. Should I cut them back now ?
A.
No, wait until later in the Spring before cutting them back
because not all of the damage is clearly evident yet. Some stems may be
partially damaged and be subject to dying back later in the season
requiring a second pruning. After new sprouts emerge on the limbs cut
them back several inches into healthy wood .
Q. My neighbor cuts his
Crape Myrtle limbs back to ugly large stubs each Winter. He says that
cutting them back helps to make them bloom better. My co-workers tell me
that you shouldn't prune them that way. Who is right?
A. Your neighbors pruning
technique is an old practice that is generally frowned upon now. Some
gardeners call this type of pruning "Crape Murder" because the natural
form of the shrub is destroyed. We would suggest removing dead wood,
diseased or broken wood, unwanted sprouts from the base or along the
trunks and skinny wood smaller in diameter than a pencil. Pruning in
this fashion will give you plenty of blooms and a nice natural looking
form even in the Winter when the branches is all we have to look at.
Q. What are the earliest
flowering trees in our area? I remember seeing some blooming last
January.
A. Two of our favorite
very early flowering trees are the Taiwan Cherry (Prunus campanula)
and the Japanese Magnolias (Magnolia liliflora and relatives).
The Taiwan Cherry becomes covered with rose-pink bell shaped flowers
before the leaves emerge. There are several good Japanese Magnolias for
our area .'Soulangeana' a light purple variety is the most popular one
in our area. The large saucer shaped flowers of the Japanese Magnolias
also appear before the leaves come out. Both of these trees can be
expected to bloom in late January or early February depending on the
weather.
Q. My Peach trees has
something very white covering many of the limbs. What is it ?
A. Peach trees are
subject to attack from Scale insects. We suggest spraying the trees
thoroughly with Hi-Yield Dormant Spray at this time to smother them.
Q. When should I prune
back my hybrid tea roses hard?
A. Late January and
early February are ideal times to give them their first pruning of the
year. Remove all dead canes, broken wood ,diseased canes and small
skinny canes. Also remove any canes growing toward the center of the
bush to keep the center open. Save only 4 of 5 of the strongest canes
and cut them back at about knee height. Make the cuts at a 45 degree
angle about one quarter of an inch above outward facing buds. Be sure to
use sharp clippers and to dip the blades in alcohol between cuts. |