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1 lut 2024 · In 2023, average sap yields were 26.4 L for boxelder and 9.3 L for Norway maple per tree. Boxelder trees produced an average sap yield more than double that of Norway maple in both years. Sugar content was similar for both species ranging from 2.2% to 2.8%.
31 maj 2024 · The sugar maple has clear sap in the petiole (leaf stem); Norway maple petioles have white sap. The tips of the points on Norway maple leaves reduce to a fine “hair”, while the tips of the points on sugar maple leaves are, on close inspection, rounded. On mature trees, sugar maple bark is more shaggy, while Norway maple bark has small ...
In 2023, average sap yields were 26.4 L for boxelder and 9.3 L for Norway maple per tree. Boxelder trees produced an average sap yield more than double that of Norway maple in both years. Sugar content was similar for both species ranging from 2.2% to 2.8%.
Norway maple is a deciduous broadleaf tree and can grow to 25m. The bark is grey with fine ridges, and the twigs are slender and brown with tiny white spots. Look out for: leaf stalks which ooze a milky sap when squeezed. Identified in winter by: individual buds that are green and red.
The Norway maple is a member (and is the type species) of the section Platanoidea Pax, characterised by flattened, disc-shaped seeds and the shoots and leaves containing milky sap. Other related species in this section include Acer campestre (field maple), Acer cappadocicum (Cappadocian maple), Acer lobelii (Lobel's maple), and Acer truncatum ...
31 gru 2012 · It can be assumed that tree saps were most used where there were extensive stands of birch or maple trees, as these two genera generally produce the largest amount of sap.
The leaves of Norway maple closely resemble those of sugar maple, but the petioles exude a white sap when broken. The gray bark has even grooves. First introduced by the famous Pennsylvania botanist, John Bartram, in 1756, this species is very popular as a hardy street tree.
