Scientific Name:
Pinus sylvestris
cvs.
Pronunciation:
PYE-nus sill-VESS-tris
Common Name:
Scots pine (cultivars)
Family Name:
Pinaceae
Plant Type:
Conifer
Key ID Features:
Bark orangish, peeling; branching open; needles 2 per fascicle, flat, most 2.5-5cm long on mature trees (5-9cm long on young trees) x 1.5-2mm wide, glaucous (blue- or grey-green); seed cones conical, lumpy, (2.5-)3-6(-7.5)cm long, green when immature, woody and open when mature, drop at maturity (unlike the persistent cones of shore pine); seeds black, 4-5mm long with a 12-20mm wing. Conifers.org
Habit:
Dense, Open, Spreading, Upright
Form:
Columnar, Irregular, Mounded, Oval - vertical, Pyramidal - narrowly, Pyramidal - widely, Round
Texture:
Medium
Mature Height:
15 - 22m
Mature Spread:
10 - 15m
Growth Rate:
Moderate
Origin:
Europe
Hardiness Rating:
Zone 2: (-46 to -40 °C)
Exposure:
Full sun
Soil/Growing Medium:
Acidic, Well-drained
Water Use:
Low
Landscape Uses:
Group or mass planting, Screening, Specimen plant
Additional Info:
Google. Cultivars shown or on campus may include P. ‘Glauca Nana’ (mounded form, bark peeling orange in upper crown, typical of species; needles bluish-green, twisted), P. ‘Viridis Compacta’ (columnar dwarf, bark orange/reddish, peeling; needles twisted, long, golden), and P. ‘Watereri’ (upright when young, branch tips up; blue/gray needles, stiff, twisted). Over 70 cultivars exist.
Leaf Morphology:
Form:
Needle-like
Arrangement:
Fascicles
Texture/Venation:
Surfaces:
Glabrous
Colour in Summer:
Bluish, Green, Dark-green
Colour in Fall:
Bluish, Green, Dark-green
Shapes:
Acicular
Apices:
Acute
Bases:
Truncate
Margins:
Serrulate
Inflorescence Type:
n/a (male cone)
Flower Morphology:
Monoecious plant
Colour (petals):
Male cone, No flowers, Yellow
Flower Time at Peak:
Apr, May
Fruit Type:
Cone (winged seeds)
Fruit Colour:
Brown
Fruiting Time:
Sep, Oct
Bark Morphology:
Exfoliating, Plated, Moderately fissured
Bark or Stem Colour:
Grey, Orange, Brown
Leaf Bud Type:
Ovoid
Organ Modifications:
Ectomycorrhizae
Propagation:
Seed
Pest Susceptibility:
Galls, Nematodes, Rust, Wilt (Deer resistant, Drought tolerant)
Specific Pests:
Course(s):
- HORT 2355
Location(s):
- (GAZ) GAZebo
- (GAZW) GAZebo West : cv. Glauca Nana
- (NRY) NuRserY : 599
- (ONE) Overpass North side East : cv. Watereri
- (ONW) Overpass North side West : cultivar?
- (PDW) PonD West : cv. Viridis Compacta
- (WDH) Wark-Dumais House : 199, 200, 201, 202, 203