An oft-reviled tree, the Russian-olive (Elaeagnus angustifolia) is the quintissential greedy little bastard. Its invasiveness is infamous, and the disappointments it presents are seemingly endless. Then we answer a listener question about “Stumpy”! Completely Arbortrary is produced and hosted by...

Are you sensitive? Do you show aggression when you're afraid or perceiving some sort of attack? Do you have a mercenary army of ants at your disposal to dispact at the first sign of aggression against you? Then you might just be a bullhorn acacia (Vachellia cornigera). Completely Arbortrary is...