Louisiana Horticulture License Review Exam Questions With Verified Solutions

Soil texture affects the way pesticides work. Coarser textured soils have less surface area to cover and may need _____. {Ans: lower application rates}_____ control involves the use of naturally occurring enemies of pests. {Ans: Biological}One should definitely not decapitate a palm below the _____________ in an attempt to reduce the height of the palm. Doing so will kill the palm. {Ans: crown or leaves}____ control is the rotation of crops and using tilling to control pests. {Ans: Cultural}Plants that are ____ before transplanting will suffer more than vigorous ones. {Ans: stressed}When accepting an order and i specting shipments od plants, which of the following basic steps should be followed? a. confirm all order b. determine if the order contains quality materials c. examine for pests, insects, disease, and weeds {Ans: all of these}What are the advantages of using perennials in the landscape? {Ans: 1. They provide seasonal color 2. They are relatively maintenance free 3. They do not have to be replanted each year}Roses require at least ____ - ____ hours of sunlight daily. {Ans: 8-10}When planting trees in the landscape, _____________ fertilizer may be placed 2 to 6 inches below