But a number of lesser-known trees and shrubs can also contribute to the outdoor show once green leaves turn and fall, and unlike sugar maple
and white birch are adept at doing so in the face of adversity.
with striking effects on survival of seedlings and young saplings of sugar maple
Our streets used to be lined with shade trees, until road salt killed most of the sugar maples
, and Dutch elm disease did its dirty work.
To get just one gallon of syrup, you'll have to process about 40 gallons of sugar maple
or walnut sap, or as many as 100 gallons of birch or sycamore sap
Caption: Sap is collected from mature sugar maple
trees using metal or plastic spiles (green) and tubing (blue).
Syrup can be made from the sap of different trees, but sugar maples
are the perfect choice.
Earthworms have started to change plant composition in sugar maple
forests, according to the researchers.
Earlier, I counted 80 distinct spider webs on the lower six feet of a sugar maple
The watery sap of the sugar maple
also begins to move out of the roots and up into the branches and leaves of the trees.
The direction of trend (positive or negative) was the same for sugar maple
, red oak, yellow birch, and white pine, and the magnitude of APR was similar for sugar maple
, yellow birch, and white pine.
Today, most maple syrup comes from the sugar maple
, the closely related black maple (now usually regarded as a variant of the sugar maple
), and the box elder or ash-leaved maple (heavily used in Canada).
For those of us lucky enough to live within the range of the sugar maple
tree (acer saccharum), we value it mainly for two things: its red and yellow leaves are both the first and most vibrant colors of the fall; and, it is the source of the decadent syrup that turns pancakes and waffles into the ultimate comfort food breakfast.
Yet some things are more visible - not least the new image of bank notes just issued by Carney's present emporium, the Bank of Canada, showing the Norway maple leaf, instead of the Canadian sugar maple
Sean Blaney, botanist with the Atlantic Canada Conservation Data Centre, claims the $20, $50, and $100 dollar bills, which came into circulation last November, contain an image of what he claims is a Norwegian maple, instead of the North American sugar maple
that is native to the continent.
Researchers say that by the end of this century the southern reaches of sugar maple
habitat, like Pennsylvania, may no longer be able to sustain production.