Working questions and observations:

Working questions and observations at breeding site


Working list of trees at arboretum and breeding sites as of May 16, 2011:


Abies alba, Silver fir (2 specimens)

Abies balsamea, Balsam fir (native)

Abies boris-regis,

Abies concolor, White fir, 2 specimens

Abies equi-trojani, Apollo fir, Trojan fir (1 specimen)

Abies fraseri, Fraser fir (~50 specimens)

+ Abies fraseri - P94 Fraser fir (FF002), height December 8, 2008: 8.08 metres (26 feet 6 inches)

+ Abies fraseri - P94 Fraser fir with P88 Red pine, September 11, 2009,

Abies grandis, Grand fir (3 specimens)

Abies holophylla (Maximowicz), Manchurian fir (1 specimen),

Abies koreana, Korean fir, 1 specimen

Abies nordmanniana, Caucasian, Nordmann fir (3 specimens), 2 of 3 specimens suffering from previous years' aphid damage.

Abies procera, Noble Fir (1 specimen)

Abies sibirica, Siberian fir (9 specimens) Note: SF001 transitioning to mature form July 13+, 2009, ie, 2009 needles exhibiting long and curved form as opposed to the spikey needle form of previous years (as mentioned by Alan Mitchell).

Abies veitchii, Veitch's fir (1 grafted branch on a native Balsam Fir)

Betula pendula, European Silver birch, (6 specimens, FW Schumacher seed source)

Betula nigra, Black birch, 1 specimen


Buxus sempervirens, Box, Boxwood, P01, 6 specimens - image: 1" wire mesh for scale

Box, Boxwood (November 12, 2009)

Box, Boxwood, in winter (January 20, 2010)

Root system of a transplanted Box (March 20, 2010)


Fraxinus americana L., White ash, 7 specimens, plus a small grove.

Juglans nigra, Black Walnut, 1 specimen

Larix kaempferi, Japanese larch (324 specimens)

+ Progeny of superior (324) Japanese larch (seedlings in trays 2010):

+ JL045
+ JL142
+ JL279
+ JL568 (tallest)
+ JL569
+ JL570 

Larix americana, Larch, Tamarack, native, (local Newfoundland name - Juniper)

Picea abies, Norway Spruce, dozens of specimens, one of the most promising exotic species introduced.

Picea asperata, Dragon spruce (1 specimen)

Picea glauca, White spruce, native

Picea mariana, Black spruce, native

Picea meyeri, Meyer's spruce (1 specimen)

Picea pungens, Blue spruce (Kaibab, Apache), dozens of specimens

Picea rubens, Red spruce, 3 specimens

Picea obovata, Siberian spruce, ~12 specimens

Picea sitchensis, Sitka spruce, ~900 specimens

Pinus aristata, Bristlecone pine, 2 specimens

Pinus banksiana, Jack pine,

Pinus contorta, Lodgepole pine, dozens of specimens

Pinus nigra, Austrian pine, Black pine, 100s of specimens

Pinus resinosa, Red pine, ~3000 specimens, the first cones since the original plantation planting were seen in June/July 2008, some of those cones were second years cones that opened in July 2008,

Pinus sylvestris, Scots pine, ~5000 specimens

Pinus flexilis reflexa, Border pine, ~ 15 specimens

Pseudotsuga menziesii, Douglas fir, ~ 40 specimens

Quercus gambelii, Gambel oak, 5 specimens


Quercus garryana, Garry oak, Oregon White oak, 2 specimens, wire is protection against moose and rabbits (snowshoe hares), simple layering was applied to 2 branches in 2004 and 1 branch in 2005, one layered branch was transplanted on November 1,  2008,

+ Quercus garryana 001

+ Quercus garryana 001, November 23, 2009

+ Quercus garryana 001, 2 leaves after approximately 24 months on the ground, leaf was dampened and pressed before scanning, (leaf has been returned to the ground [test location] for further observation),

+ Quercus garryana 001, 2 leaves after approximately 12 months on the ground,

+ Quercus garryana 001, 2 leaves (upper side) scanned within 2 hours of removal from tree November 6, 2008, image scale 1 mm and 10 mm (1 cm)

+ Quercus garryana 001, 2 leaves (underside) scanned within 2 hours of removal from tree November 6, 2008, image scale 1 mm and 10 mm (1 cm)


+ Quercus garryana 002, product of simple layering, November 1, 2008 after separation from GO001 and transplantation to new site


Quercus petraea, Sessile oak, dozens of seedlings from seed/acorns sown in 2010  


Quercus robur, English oak, 49 specimens

Provenances:

Holland
New Forest, England

Quercus robur, New Forest provenance, with Larix kaempferi and Picea pungens (right), Larix larcina, Picea mariana, Alnus rugosa. Quercus robur has been delayed 5+ years because of browsing by rabbits and moose, but they have now grown above the rabbit and moose lines.

Quercus robur, EO001, Holland provenance, P93 (approx. 8.0 metres) towering over P88 Pinus resinosa,

Quercus robur, autumn 2007 leaves scanned on November 22, 2008 - note lack of decomposition, 1 and 10 mm scaling,


Robinia pseudoacacia, Black locust, 1 specimen (photo shows breakage caused by heavy wet snow in spring 2005. Note 25 cent piece for scale).

Sequoiadendron giganteum, Giant sequoia, 1 specimen


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Hybrids:

Abies koreana x (Abies balsamea) x (Abies fraseri), 12 specimens

Korean hybrid 001 (1.0 meg file), P05 (September 12), height: 1.20 metres, photo taken September 13, 2009, seed from Korean fir - naturally crossed with either a Balsam for or a Fraser fir (both within 1-2 metres of parent Korean fir).

Korean hybrid 001 (800 kb file), photo taken September 13, 2009



Abies fraseri x (Abies balsamea) x (Abies koreana)

Betula pendula x Betula papyrifera, 11 specimens


Hybrid trials:

12 Larix decidua x 12 Larix mastersiana trial set up and established in the field August 31 - September 3, 2009



Seedlings growing in 2010:

Abies holophylla, Manchurican fir, 6 specimens

Abies koreana x (Abies balsamea) x (Abies fraseri)

Abies fraseri x (Abies balsamea) x (Abies koreana)

Larix decidua, European larch

Larix kaempferi (from local breeding sites), Japanese larch, possibly Larix kaempferi x Larix larcina Japanese larch x local Newfoundland larch

Larix mastersiana, Masters' larch

Picea likiangensis, Lijiang spruce, Bhutan and China

Picea retroflexa, (Brush) Needle spruce,

Picea sitchensis, Sitka spruce, Highlands of Scotland

Pinus sylvestris, Scot's pine, from superior specimens at local breeding sites

Quercus petraea, Sessile oak (Alsace, France), dozens of seedlings awaiting outplanting

Robinia pseudoacacia, Black locust,