During his career, he prepared plans for naval facilities in Hawaii and the Philippine Islands as well as numerous Army and Air Force installations across the country.

[1] In his long career, Lovelace also prepared land-use control programs and site planning projects in the United States and Canada.

Lovelace devised methodologies for relating urban park and recreational plans to the needs and interests of a population.

In another facet of his career, Lovelace prepared campus master plans for universities and secondary schools in Wisconsin, Alabama, New York, and Hawaii.

He was also the ASLA delegate to the International Federation of Landscape Architects for six years, after which he served as Secretary General and as Vice President (1975–77).

In addition to his professional memberships, Lovelace participated in and supported numerous civic and environmental organizations, from The Nature Conservancy to the Missouri Prairie Foundation.

[11] Lovelace was active in the Open Space Council of Metropolitan Saint Louis and served as its secretary and president.