Escallonia should be pruned in late summer or early fall after they have ceased blooming for the season or in the spring if they are in colder climates, according to SFGate. Escallonia pruning should remove a third of the branch to make it bloom more profusely.
Escallonia flowers are on a shiny-leaved shrub and bloom from summer to fall, according to SFGate. They are hardy in USDA hardiness zones of 7 through 9 and are evergreen. Blooms will be white, red or pink. Escallonia will attract butterflies, bees and birds to the landscape, according to SFGate. They make great hedges and border shrubs.