Christmas tree pests and weeds required restrictions and requirements to be placed upon Christmas tree growers with plantations in "gypsy moth regulated areas". The restrictions and requirements included ongoing site monitoring, active moth eradication by the grower, accurate record keeping, and government directed moth eradication programs. Failure to abide by the rules could result in revocation of the "approved grower" status from the Canadian Food Inspection Agency. The major types of conifers cultivated, pines, Douglas-firs, true firs, and spruce trees, are all affected by some types of insect pests. Douglas-firs are most vulnerable to the Cooley spruce gall adelgid. The true firs are most susceptible
Claud Lovat Fraser Theatre in Haymarket. Tree in turn, at MacFall’s instigation, commissioned him to supply the illustrations for "Thoughts and Afterthoughts", his volume of reminiscences and also gave him free run of his private suite in the theatre’s dome; Fraser began to get to know theatre people, and they him. However Tree subsequently declined, in January 1914, a proposed theatre piece "The Three Students" written by MacFall with designs by Fraser. In 1913, along with Holbrook Jackson and the poet Ralph Hodgson, Lovat Fraser established a small publishing firm called "The Sign of the Flying Fame" to produce decorative poetry broadsides and