. Documentary journal of Indiana 1905 . ome more bushy than a tree of the same species grown ina forest. In the latter environment the surroimding trees cut offthe light from the lower limbs and force the tree to present itsfoliage to the sun at a higher altitude. The lower limbs, no longerable to perform their normal function owing to the shade producedby the higher branches, soon die, and in a short time rot off, leavingthe tall clear trunk, characteristic of the forest-grown tree. Whenthe tree has a full supply of simlight on all sides this process ofnatural pruning can not take place, and
. Documentary journal of Indiana 1905 . ome more bushy than a tree of the same species grown ina forest. In the latter environment the surroimding trees cut offthe light from the lower limbs and force the tree to present itsfoliage to the sun at a higher altitude. The lower limbs, no longerable to perform their normal function owing to the shade producedby the higher branches, soon die, and in a short time rot off, leavingthe tall clear trunk, characteristic of the forest-grown tree. Whenthe tree has a full supply of simlight on all sides this process ofnatural pruning can not take place, and it is often necessary toremove some of the lower limbs of a tree in order to foi*m the headhigh enough from the gTOund. The question of the best methods of growing these native treesis one that the department is now working on and in an earlyreport we hope to present definite information relative to tree-seedgermination. Where only a few trees are needed, it is best, ifpossible, to get seedling trees from the forest. And get smaU ones,. No. 21. Rock maple. Forest grown.
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