Pinus nigra (Black Pine) | BBC Gardeners World Journal

Pinus nigratypically generally known as black pine or Austrian pine, is a hardy evergreen coniferous tree that sorts a tall, dome-shaped head of irregular, dense branches clothed in prolonged inexperienced needles which could be as a lot as 12cm prolonged. The architectural type and evergreen foliage current development and curiosity all 12 months spherical. The bark of the trunk is deeply fissured. Cones are big, as a lot as 8cm prolonged, and can fall from the tree or keep on the branches for various years. Pinus nigra won’t be native to the UK, originating from worldwide places in Southern Europe that embrace Austria, northern Italy, and the Balkan areas.

Pinus nigra tolerates wind publicity and salt-laden winds, making it considerably good as a windbreak tree in coastal areas. As a consequence of its last measurement, and since Pinus nigra won’t be suited to pruning to restrict its progress, it’s solely applicable for very big gardens the place there could also be space for it to develop. Most likely probably the most compact varieties of Pinus nigra tree are useful for courtyard gardens and Oriental themed planting schemes. Web site in a location that can get photo voltaic for in any case half the day.

Pinus nigra tolerates a wide range of soils along with clay, sand, and chalk. Stay away from planting on flooring liable to waterlogging.

Kinds of Pinus nigra

Austrian pine or black pine (Pinus nigra) – a giant, fast-growing choice, initially pyramidal in type nevertheless later creating a big crown and bare trunk with fissured, darkish grey bark. Darkish inexperienced, pointed needles develop in pairs. Small, yellow flowers are adopted by darkish inexperienced, pointed cones, maturing to light brown. Peak x Unfold: 30m x 8m

Pinus nigra ‘Inexperienced Tower’ – a slender, slow-growing choice with smaller darkish inexperienced needles than the species. H x S: 3m x 50cm

Pinus nigra ‘Pierrick Brégeon’ – a compact pine, applicable for rockeries, which sorts a flattened dome type. H x S: 2m x 1.2m

Pinus nigra ‘Oregon Inexperienced’ – a slow-growing choice that sorts an upright, uneven plant with rich inexperienced needles. H x S: 3m x 3m

Typically requested questions

How large do Pinus nigra varieties get?

The species can develop to 30m in high nevertheless named varieties are much more compact. For example, ‘Inexperienced Tower’ grows to spherical 2m extreme whereas ‘Oregon Inexperienced’ reaches 3m in high. One among many smallest is ‘Hornibrookiana’ which grows to solely 1m in high.

Can you prune Pinus nigra?

Frequent pruning of Pinus nigra won’t be advisable as it would spoil the participating type of its irregular head of branches.