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Joseph Rock Rowan tree (SORBUS JOSEPH ROCK)

Joseph Rock Rowan tree (SORBUS JOSEPH ROCK)


A good tree

Joseph Rock -This mysterious mountain ash
is probably of Chinese origin but that is by no means certain. It was given a collection number by Joseph Rock (1884-1962) an Austrian botanist working for the US Department of Agriculture who travelled in China and Tibet. The tree is small, not more than 9 metres tall, with light airy foliage. The pinnate leaves have 15-19 leaflets. Their pea-green colour resembles that of other Chinese species (S. hupehensis). The bunches of berries are pale yellow at first maturing to deep amber. 'Joseph Rock' should not be planted where fireblight is prevalent. It is not resistant to this bacterial disease.

Size: in 10yrs=6mts 20yrs=8mts -event hgt=10metres
Environment: Grows well in gardens on light sandy soils, as well as in streets on heavier soil. very adaptable.
Key Features: Yellowish green in summer, turning fire-orange, scarlet and purple in Autumn, bearing berries of bright lemon-yellow.
Quantity Species Size
1 - 10
11 - 30
Joseph Rock Rowan (Sorbus Joseph Rock) 150-180 Barerooted £30.00 £28.80 £28.80 £28.80 £28.80
Joseph Rock Rowan (Sorbus Joseph Rock ) 150/180 POTTED £38.40 £36.00 £31.20 £31.20 £31.20
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