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.
Finally, How to Get Rid of the Nasty Grass Burrs. 1  Mow your lawn super short. 2  Drop the height adjustment on your mower a few notches and give your lawn a military haircut. 3  MAKE SURE TO HAVE A BAG ON YOUR MOWER. 4  If you mow without a bag you will spread the fire like crazy. Sand Burrs are tough which means you have got to use the best to get rid of them. 2  Go on vacation and apply MSMA before you leave so it can do its thing while you, your family, and your dog are away. 3  An Organic Week Killer some mention on this topic is. . 4  If you're insistent on going organic, that's a place to start.