Look for sick trees. Elm trees are commonly afflicted with Dutch elm disease. As its name implies, the disease only affects elm trees, so if you see a tree with the symptoms of Dutch elm disease, you can safely conclude it is an elm.
1 The cost of repairing a fence is going to depend on the fence height, length, the materials, complexity of the installation, and type of repairs that need to be performed. 2  To give you an idea on what you are probably going to have to pay, plan on spending anywhere from $8 to $18 per linear foot for wood fence repair.
1 For example, Production Fence Works in Georgia estimates its basic 6' wood privacy fence (with pressure-treated fence posts in concrete) costs an average of $11.30 a foot in treated pine and $14.99 a foot in Western red cedar. With installation, total costs can be $15-$70 or more a foot, depending on local rates and complexity of installation; with one gate total costs can be $1,600-$7,500 for 100' and $4,500-$22,000 for 300' of fencing.