Plants you should know about: The Slow Mugo Pine The slow-growing bush, when maintained under ideal conditions, can live up to fifty years. A completely grown Slowmound Mugo Pine can reach a height of 3 feet and spread up to 4 feet. One advantage of planting this shrub is that the dense bush spreads right down to the ground so you will not need facer plants out in the front. It’s a slow growing shrub too, so you don’t have to worry about it out growing it’s space. #landscapingspokane #landscapingbellevue #landscapedesignerspokane #landscapedesignerbellevue