After three or four years of infirm health, he died at the Chelsea Botanical Garden on 1 January 1887, and was buried in Brompton cemetery. Besides papers on ferns in various botanical journals, Moore's chief publications were :  Moore also wrote the article 'Horticulture' in the ninth edition of the "Encyclopædia Britannica," in conjunction with Dr. Maxwell Masters, afterwards published in an expanded form as "The Epitome of Gardening," 8vo, 1881.