Conifer Database - subsp. komarovii

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Established in 1983, our mission is centered on advocating for the integration of conifer trees in garden designs and landscapes. We are dedicated to educating enthusiasts and the general public about the proper care, cultivation, and conservation of these majestic and diverse evergreens.

    
Picea jezoensis subsp. komarovii

Picea jezoensis subsp. komarovii, as described in 1950 by V.N. Vassilev in Flora Reipublicae Popularis Sinicae by W.C. Cheng & L.K. Fu, is commonly known as Komarov's spruce.

Description. This subspecies differs from the typical species in the following ways.

  • Second year branchlets are yellowish brown in color, lighter than the type.
  • Leaves (needles) measure 0.04 to 0.08 inch (1 - 2 cm) long, somewhat shorter than the type.
  • Stomatal banding on the needles is greenish white in color, darker than the type.
  • Seed cones are 1.2 to 1.6 inches (3 - 4 cm) long, much smaller than the type.
  • Seed scales are rhombic in outline, measuring 0.28 0.32 inch (7 - 8 mm) wide, slightly wider than the type.

Distribution. This subspecies is native to northeastern China - Jilin province and North Korea.

Hardy to at least USDA Zone 4 - cold hardiness limit between -10° and -0°F (-23.3° and -17.8°C).


K. Iwatsuki, T. Yamazaki, D.E. Boufford, and H. Ohba (editors); Flora of Japan, Volume 1. Pteridophyta and Gymnospermae; ©1995 Kodansha, Tokyo, Japan.


Picea jezoensis

RECOMMENDED HARDINESS ZONES


HORTICULTURAL STATUS:RHS Registered
COLOR:Blue Gree
GROWTH SHAPE:Broad Upright or Oval
GROWTH SIZE:Intermediate: 6 to 12 inches (15 – 30 cm) per year / 5 to 10 feet (1.5 – 3 m) after 10 years
ORIGIN:(unknown)


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