Pinus parviflora 'Pygmy Yatsubusa'
Pinus parviflora 'Pygmy Yatsubusa' is an
upright, dwarf selection of Japanese white pine with a strong central
leader; dense branching, with little need for candle pruning; pronounced
foliar buds; particularly in winter; and short, blue-green needles that
grow with a slight twist. After 10 years of growth, a mature specimen
will measure 20 inches (50 cm) tall and wide, an annual growth rate of 2
to 3 inches (5 - 7.5 cm).
[Bob Fincham in Small Conifers for Small Gardens]
I have come to prefer 'Pygmy Yatsubusa' over other dwarf Japanese white
pines for gardens in the Northwest, as it will seldom defoliate in
early spring, due to fungal issues brought on by wet winters and early
springs.
This cultivar is of unknown origin .
Plants in the United States likely all originated from plants in the
collections of Bob Fincham or Coenosium Gardens and Joel Spingarn's
garden on Long Island, New York.
Pinus parviflora 'Pygmy Yatsubusa' in the Rathje garden in McCausland, Iowa, photographed during the ACS 2008 National Meeting.
Pinus parviflora 'Pygmy Yatsubusa'
RECOMMENDED HARDINESS ZONES:
5 (-10 to -20 F / -23.3 to -28.9 C)
HORTICULTURAL STATUS: Established
TRINOMIAL TYPE: Cultivar
GROWTH SIZE: Intermediate: 6 to 12 inches (15 – 30 cm) per year / 5 to 10 feet (1.5 – 3 m) after 10 years
Download QR code image to use on plant tags
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Pinus parviflora 'Mount Vernon' / 'Mount Vernon' Japanese White Pine
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Pinus parviflora var. pentaphylla
Pinus parviflora 'Peterson' / Japanese White Pine
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