DRUG DESCRIPTION. PROSCAR (finasteride), a synthetic 4-azasteroid compound, is a specific inhibitor of steroid Type II 5Î±-reductase, an intracellular enzyme that converts the androgen testosterone into 5Î±- dihydrotestosterone (DHT). Finasteride is 4-azaandrost-1-ene-17-carboxamide, N-(1,1-dimethylethyl)-3-oxo-,(5Î±,17Ã)-.
1 The stronger and thicker you can get your lawn, the less chance violets will stand to spread. 2  Seed your lawn. 3  You can either over-seed during a core aeration or slice-seed areas to help them fill-in with new turfgrass.4  Stay on top of things. 5  It may take a couple years to really get a handle on a big crop of violets.ollow these basic principles to win the war on violets: 1  Use the right herbicides. 2  Create an environment that is best for your lawn. 3  Fill in the thin or bare areas. 4  Stay on top of things.
How to get rid of moss: Step 3 - Change conditions Now that the moss has been removed from the grass, you may be tempted to put your feet up. First, you need to change the conditions in your lawn to help your grass grow back healthy and strong. 1  Spike your lawn.2  If possible, reduce the amount of shade on the affected area. 3  Feed the lawn. 4  Change your mowing habits. 5  If you mulch mow, consider collecting the grass clippings instead. 6  Consider applying a top dressing to the lawn.irst, you need to change the conditions in your lawn to help your grass grow back healthy and strong. 1  Spike your lawn. 2  If possible, reduce the amount of shade on the affected area. 3  Feed the lawn. 4  Change your mowing habits. 5  If you mulch mow, consider collecting the grass clippings instead. 6  Consider applying a top dressing to the lawn.