Some good lawn fungicide products include Bayer Advanced 10-lb. Granules, Monterey Remuda 1-quart Concentrated Herbicide, Spectracide 51000 Immunox Multi-Purpose Fungicide and Scotts Lawn Fungus Control, as noted by customer reviews on The Home Depot and Amazon websites. Fungicide products come in liquid or granules and prices and availability vary.
Bayer Advanced granules come in a 10-pound bag. The granules offer waterproof protection and one application treats the lawn for up to one month. This ready-to-spread treatment cures and prevents many common lawn diseases such as summer patch, brown spots, red thread and snow mold. As of October, 2015, the 10-pound bag sold for around $17 at The Home Depot. It has an average customer rating of 4.6 out of 5 stars.
Monetery Remuda is also available at The Home Depot and sells for around $17 for a 1-quart bottle. This concentrate makes up to 32 gallons of product and kills completely in 7 to 14 days. This fungicide works best in temperatures of more than 70 degrees Fahrenheit and in areas around flowerbeds, trees and shrubs. Customer ratings put Remuda at 4.8 out of 5 stars.
Amazon sells Scotts Lawn Fungus Control in a 6.75-pound bag. Scotts is a name many homeowners trust and this fungus control product works anytime during the year to control brown patch, red thread and dollar spot. Selling for around $15, Scotts received 4.0 out of 5 stars from customers who use the product.
Purchase Spectracide Immunox by the bottle or save even more and buy it by the case. This Spectracide product controls powdery milder, brown patch, black spot and a number of other fungus problems and sells for around $13 per bottle. This product currently has more than 170 customer reviews with an overall 4.4 out of 5 stars.