Page 83 - Tài liệu cây cảnh Bonsai4me Bonsai Basics
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The Fuchsia bonsai 6 months later.
Fuchsia Magellanica / Fuchsia
Height 9"/22cm Trunk Dia 4"/10cm
Repotting a Large Privet Bonsai
Privet (Ligustrum species) have very strong, fast growing roots and this
privet bonsai is no exception, requiring a regime of rootpruning every Spring to
ensure its health and vigour.
Unfortunately, due to work commitments, the bonsai wasn't rootpruned
during the the Spring of 2009 and by April 2010 it was badly rootbound.
Once the rootmass has fully colonized the pot of a bonsai and there is no
fresh soil for new roots to grow into, both root-growth and top growth slow
down considerably and the tree becomes 'stale' and slowly loses its strength..
Slow top (branch/shoot/leaf) growth can be desirable, it does after all mean
that the tree requires less trimming and pruning! However, after a few years of
being rootbound, a bonsai can lose its health and vigour and needs to be
rejuvenated by root pruning before ill-health sets in.