Estimating branch weight when leafy

I like to work my way up, starting with smaller picks, working toward big ones, and homing in on the weights of branches that way. But I was thinking of a way to better estimate weight (of leafy branches) early, and this occured to me.

On most branches, the center of gravity resides at a point where most of the leaves are beyond it, and most of the wood is before it. So, if you visualize the location of the CG, you can use a log weight chart to estimate the weight to the CG, and then just multiply by 2.

Does this sound reliable? Are there better formulas for estimating branches in full leaf?
 
That would work in that sinerio. I fimd on alot of pics though the brush can be heavier than the wood especially the pines.
 
John Ball did a project where some elms were removed for a parking lot expansion so he weighed the trees with and without the leaves. He also had his students and laborers take pictures of the trees before they were dissected so that he could weigh various portions of the trees to determine where most of the weight was.

I sure wish that I could find that info for you Fred. But, I can't...sorry... :(
 
[ QUOTE ]
So, if you visualize the location of the CG, you can use a log weight chart to estimate the weight to the CG, and then just multiply by 2.

Does this sound reliable? Are there better formulas for estimating branches in full leaf?

[/ QUOTE ]

I think your logic is right on. It will be helpful. However, I am a visual learner and I had to draw it out to conceptualize it.

I hope this helps.
 

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