Page 47 - Tài liệu Ebook cây cảnh Bonsai Basics

OBTAINING YOUR BONSAI 49

CROWN GRAFTING: Like cleft graft-
ing, this needs a good, clean cut, but the
slits should not be made right across the
stem. Vertical slits should be made in the
bark in three places, 3--4 em (1±-lt in)
apart. Cut the ends of the scions to a
taper, then insert in the slits. A grafting
knife is essential for making the slits and
lightly peeling back the bark, as well as
for trimming the scion. Use the small
spatula at the other end of the knife to
peel back the bark. When the scions are
in place, bind the graft and apply mastic.
This type of graft will be of special
interest to those wishing to produce 4. Slide scions gently into the vertical incisions in
'broom' or 'weeping' style bonsai. the bark of the stock.

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2. Usc the spatula on the knife to peel back the 5. As with cleft grafts, it is best to use raffia for
edges of each cut. binding the graft in place.

3. Trim scions to a taper so they make close contact 6. The graft should be covered with mastic, which
with the cambium layer of the stock. helps healing and gives protection against para-
sites and disease.