Turf Pest Control ( category 3B) Questions and Correct Answers/ Latest Update / Already Graded

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Turf Pest Control ( category 3B)
Questions and Correct Answers/ Latest
Update / Already Graded
Knotweed and spurge are examples of??


Ans: Broadleaf summer annual




________are the most difficult weeds to control in turfgrass


Ans: Perennial grass weeds




When should warm season grasses be fertilized??


Ans: Between mid May and Mid August




_________is a low growing compact tufted winter annual that does

not have rhizomes and has leaves that are soft light green and boat

shaped at the tip?


Ans: Crabgrass

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Common chickweed


Ans: Is found in shaded places frequently




________forms a large rosette with the leaves often tinted reddish

colored with crinkled edges; it does not usually flower when growing

in lawns


Ans: Curly dock




________Is a warm season grass found frequently in thin bluegrass

stands; it has flattened stems which are whitish near the base and a

very fibrous root system that is hard to pull


Ans: Goosegrass




Henbit


Ans: Usually blossoms in the early spring

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Is a winter annual and may be confused with dandelions since the

leaves form a rosette in the fall


Ans: Shepards purse




The thistle is a??


Ans: Perennial or a biennial




The common yarrow is??


Ans: Strongly scented




A preemergence herbicide:


Ans: Is a applied to soil, works best on annuals, stops growth from the

seed.




2-4D is an example of a:


Ans: Selective postemergence herbicide