Winter is the perfect time to prune oak trees. Oak trees are special for many reasons: they’re Iowa’s state tree, they’re important to our ecosystem and — they shouldn’t be pruned during the spring ...
For the next few months, Katrina Quint has one request for visitors to the Lincoln Park Zoo: Look up. Across from the white-cheeked gibbon enclosure sits a great, sprawling bur oak tree, about 45 feet ...
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