Maple syrup is produced from fluid taken from sugar maple trees in the late winter or very early spring. Why are these trees tapped only during this time of the year?

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    This is the only time when sugars are transported.
    This is when roots serve as a source, and young buds are the sink.
    This is the time of year roots are a sink.
    Sapwood requires cold temperatures to transport fluids.

asked May 30, 2013 in Biology by anonymous
    

1 Answer

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This is when roots serve as a source, and young buds are the sink.
answered May 31, 2013 by Bioshare ~Top Expert~ (34,070 points)

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