Jim Moore’s blog: Innovation, Strategy, Public Policy

Random report from the woods west of Boston: Maple leaves turning early

August 20th, 2005 · No Comments

Trees.  Two forty-five-foot sugar maples rise from my lawn.  I look out a second-floor front window, and see at  the top of one tree a hundred or so yellowing leaves.  These turning leaves stand out within the maples’ broad summer crowns of green. 


A smaller, twenty-foot maple sticks up from a mass of vegetation behind the house.  It displays a few dozen orange leaves on one side. 


A six-foot newly planted Japanese maple by the stone steps entering my house displays a fan of stems waving orange-yellow leaves.  It’s two counterparts, planted within two yards and watered the same amount, are not turning  at all.


Three maple trees, of dozens in easy view, show a littlle yellow and orange at their tops.  Does the grand turning of the leaves, in full in mid October, always start with a subtle, gradual turning in August?


What makes these few trees the earliest?  Less water? More water?  Genes?  Network architecture of capilary systems passing nutrients to top-most branches?


We have a hint of possible rain today, with high, fast-moving scattered clouds.  The yard brightens and dims and brightens again every ten minutes or so. 

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Tags: Economics and cybenetics

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