Just about any fruit tree is good to espalier — try pears, apples, crabapples, plums, quinces, citrus, peaches, nectarines, ...
We've all seen Christmas book trees, but this is one I hadn't seen before; it's small and can be placed just about anywhere!
Citrus greening, a silent killer sweeping through the United States’ groves for decades, is a threat to more than just your morning OJ.