Shore pine
Description
Leaves
Form
- Needles evergreen
- In bundles of 2
- Usually twisted
- Stiffer than lodgepole pine
- Very sharp-pointed
- Not spread apart
- Edges sharply toothed
- Bundle-sheath persistent
Length
- Shorter than lodgepole pine
Colour
- Dark green
Buds
Form
- Blunt-pointed, resinous
Length
- To 15 mm
Colour
- Reddish-brown
Twigs
Form
- Ridged and grooved
- Vigorous shoots on young trees usually with 1 or more intermediate nodes bearing loose whorls of side branches
Colour
- Orange-brown becoming reddish-brown or very dark brown during 2nd season
Seed cones (mature)
Form
- Reflexed
- Cylindrical to ovoid, sometimes asymmetrical
- Stalkless
- At right angles to the branch or pointing back
- In small clusters at the nodes
Length
- 3–6 cm
Colour
- Purplish-brown
Structure
- Scales thickened at the tips, with a curved prickle
- Usually held closed by a resin bond
Timing
- Opening at maturity, sometimes remaining on the tree
Seeds
Form
- Often mottled and ridged on one side
- Slower to germinate than lodgepole pine
Length
- 3–5 mm
Colour
- Brownish
Bark
Form
- Thicker than lodgepole pine
- Becoming deeply furrowed into flat, thick, coarse plates
Colour
- Plates dark reddish-brown
Size
Height
- To 15 m
Tree form
Forest-grown
Trunk
- Usually with more taper than lodgepole pine
- Often crooked
Crown
- Often deformed by prevailing winds
Habitat
Site
- Up to 600 m
- Rocky ridges
- Coastal sand dunes
- Bogs
Range
Along the Pacific Coast of British Columbia
Insects and diseases
Insects
- Epinotia hopkinsana (Kraft)
- Eupithecia ornata (Hulst)
- Sabulodes edwardsata (Hulst)
- Tolype dayi (Blackmore)
- Coleotechnites atrupictella (Dietz)
- Gray spruce looper
- Pine needle sheathminer
- Pine zale
- Sequoia pitch moth
- Silverspotted tiger moth
- Western pine elfin
- Western webspinning sawfly
- Pales weevil
- Pine needle scale
- Spruce spider mite
Diseases
- Atropellis canker
- Brown felt blight
- Comandra blister rust
- Dothistroma needle blight
- Elytroderma needle cast
- Needle cast (Lophodermium pinastri )
- Pinicola brown crumbly rot
- Pitted sap rot
- Red ring rot
- Sericeomollis brown cubical butt
- Stalactiform blister rust
- Tar spot needle cast
- Western gall rust
- Armillaria ostoyae root disease
- Armillaria root rot
- Conifer - Cottonwood rust
- Pine needle cast
- Red heart rot
- Rhizina root rot
- Sweetfern blister rust
Insects and diseases that are found most frequently and/or that cause the most damage in our Canadian forests.
Distribution map
