Details of...
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, 2.5-5(-7) cm, blue-green; cones lumpy, green when immature, woody and open when mature, drop at maturity (unlike the persistent cones of shore pine). P. 'Glauca Nana': mound form, bark peeling orange in upper crown, typical of spp; needles bluish-green, twisted. P. 'Watereri': upright when young, branch tips up; blue/gray needles, stiff, twisted. P. 'Virdis Compacta': columnar dwarf, bark orange/reddish, peeling; needles twisted, long, golden.
Course(s): HORT 2355

Habit: Dense, Open, Spreading, Upright
Form: Columnar, Irregular, Mounded, Oval - vertical, Pyramidal - narrowly, Pyramidal - widely, Round
Texture: Medium
Mature Size:
Height:15 - 22m
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’, P. ‘Viridis compacta’, and P. ‘Watereri’ (over 70 cultivars exist).
Scots pine (cultivars)
Leaf Morphology: Glossary
Form: Needle-like
Arrangement: Fascicles
Texture/ Venation:
Surfaces: Glabrous
Colour in Summer: Bluish, Green, Dark-green
Colour in Fall: Green, Bluish, Dark-green
Leaf(let) Terms:
Shapes: Acicular
Apices: Acute
Bases: Truncate
Margins: Serrulate

Inflorescence Type: n/a (male cone)
Flower Morphology:Monoecious plant
Colour (petals): No flowers, Yellow
Flower Time at Peak: Apr, May
Fruit Type: Cone (winged seeds)
Fruit Colour: Brown
Fruiting Time: Sep, Oct

Bark Morphology: Plated, Exfoliating, Moderately fissured
Bark or Stem Colour: Grey, Brown, Orange
Leaf Bud Type: Ovoid
Organ Modifications: Ectomycorrhizae

Propagation: Seed
Pest Susceptibility: Nematodes, Wilt, ( Deer resistant, Drought resistant )
Specific Pests: gall rust
(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
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