Sun & Shade with coated Microclover&trade; - 5 lbs (South) Microclover fixates nitrogen for the other grasses  NO NEED TO APPLY NITROGEN TO THIS LAWN Microclover keeps the lawn green and healthy throughout the year Microclover reduces weed problems in your lawn Microclover is small leaved and has less flowers Top rated dark green Tall fescue varieties from the NTEP used in this blend.