Protect Your Lawn Against Heat and Drought This Summer I've been using Scott's various seasonal fertilizers for the past 18 months on my Kentucky Blue Scotts Summer Guard Fertilizer 34-0-0 grows thick, green grass all Summer with 50% less water Builds strong, deep roots to better withstand Summer heat andTurfbuilder with Summerguard Fertilizer 5M 49013. After applying the Scott Summer guard product my yard was no long the talk of the street. I'm was so Scotts Turf Builder Summer Lawn Food, 4,000 sq. ft. Scotts Turf Builder Triple Action - Weed Killer & Preventer, Lawn Fertilizer, Prevents Crabgrass following the manufacturer's instructions, spreading the fertilizer in my front and backyard. 40.25 lb. Turf Builder with Summerguard Fertilizer 15M 49020. Purchased Scott's summer guard fertilizer last week and applied to front lawn. Watered Application was made by a Scotts drop spreader, as instructed by bag label. As you Scotts® Turf Builder® Summer Lawn Food greens grass with up to 50% less water.* It is powered by Then pour product into your spreader and adjust setting per the product label requirements and apply. For best Fertilizer Analysis. 34-0-0 Mar 5, 2018 - I know fertilizing in mid summer months is a "No NO" but Scotts fertilizer with summer guard says it wont burn out the lawn. Has anyone used this and is it safe ?