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Tree Disease Diagnosis


INSTRUCTIONS


HOST SPECIES (select one)

Amabilis Fir (Abies amabilis)
Bigleaf Maple (Acer macrophyllum)
Birch (Betula papyrifera)
Black Spruce (Picea mariana)
Cottonwood (Populus trichocarpa)
Douglas-fir (Pseudotsuga menziesii)
Engelmann Spruce (Picea engelmannii)
Grand Fir (Abies grandis)
Juniper (Juniperus scopulorum)
Lodgepole Pine (Pinus contorta)
Mountain Hemlock (Tsuga mertensiana)
Ponderosa Pine (Pinus ponderosa)
Red Alder (Alnus rubra)
Sitka Spruce (Picea sitchensis)
Subalpine Fir (Abies lasiocarpa)
Trembling Aspen (Populus tremuloides)
Western Hemlock (Tsuga heterophylla)
Western Larch (Larix occidentalis)
Western Redcedar (Thuja plicata)
Western White Pine (Pinus monticola)
White Spruce (Picea glauca)
Willow (Salix spp.)
Yellow Cedar (Chamaecyparis nootkatensis)


SIGNS and SYMPTOMS (select all that apply)

Crown Damage

Broken Stem
Dead Branches
Needle/Leaf Loss
Reduced Growth of Shoots/Leader
Shoot Damage

Crown Deformity

Branch/Stem Swellings
Brooms
Cankers
Crooked Leaders
Shoot Deformities
Stem/Branch Galls

Foliage Discolouration

Black Discolouration
Brown Discolouration
Grey Discolouration
Orange Discolouration
Purple Discolouration
Red Discolouration
White Discolouration
Yellow Discolouration

Fruiting Bodies

Location

Cankers
Fallen Logs, Roots, Stumps
Ground
Needles/Leaves
Stems/Branches

Shape

Bracket-Like
Flush With Surface
Mushroom-Like, Stalked

Spore Surface

Gills
Pores
Toothed

Mortality

Mycelial Mats

Root Problems

Broken Roots/Blowdown

Rusts

Wood Decay

Brown Cubical Decay
Brown Decay
Laminated Decay
Red Decay
Soft or Spongy Decay
Stringy Decay
White Decay
White Pocket Rot
Yellow Decay

Wood Stains

Brown Stain
Blue\Black Stain
Red Stain
Yellow Stain