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Dendrology Lab
Pinus nigra
It is native to the Mediterranean.
Habitus: Grows to 20-40 m high, bark dark grey to black. Branches grow in spindle arrangement and are slightly upward-pointing.
Leaf: Needles 2 together, 8-15 cm long, hard and sharpened, dark green.
Flower: Monoecious plant.
Fruit: Cone two to four together, sessile, ripens in the third year and soon falls off.
They thrive well in the worst soils and harsh climates. They take up a lot of space. They don’t tolerate waterlogged soils, shade and pollution.
Seeding
P. nigra var. austriaca
Thaumetopoea pityocampa Bursaphelenchus xylophilus Diplodia pinea Bursaphelenchus xylophilus Dendrolimus sibiricus Gibberella circinata