[4] Smith is one of America's most recognized gardening and design experts, providing ideas and guidance through multiple media venues.
After returning to the United States, he entered the nursery and garden-design business with his family in Little Rock, Arkansas, where he focused on reviving interest in perennials.
[7] He is a former Board Member of the Royal Oak Foundation[8][9] (the American partner of England's National Trust[10]) and has contributed to preservation efforts at Thomas Jefferson's Monticello and George Washington's Mount Vernon among other historic properties.
[12] Smith received the Garden Club of America's 'Medal of Honor' in 2006 at the GCA's 93rd Annual Meeting Awards Dinner in Denver, Colorado.
[13] The bargain price was contingent on Allen receiving permission from the local historical commission to move the home from its original site and restore it elsewhere in the city.
[clarification needed] The centerpiece is the cottage, built in the American Greek Revival style and constructed in an eco-friendly manner.
Moss Mountain Farm is open to the public on select days and is available for hosting special events and weddings.