21-3-21 Three-N Standard PrillSKU: TL07128983
21-3-21 "Three N" is a standard-size, (240 SGN) blended fertilizer with slow release nitrogen. It is a premium-grade fertilizer designed for use on golf courses fairways / roughs, sports fields and residential lawns, typically used during late summer into early fall to promote both root and shoot growth. Contains 66% controlled release nitrogen (CRN) from methylene urea(s), stabilized nitrogen and polymer-coated urea sources. CRN minimizes surge growth and prolongs green-up response. CRN also reduces the incidence of nitrogen loss to the atmosphere via volatilization and nitrate leaching to ground water. 21-3-21 contains three types of slow-release nitrogen making this fertilizer effective in a variety of soil and climate conditions. It is a full-analysis, balanced fertilizer that contains sulphur and magnesium, and it can be used to amend potassium deficiencies in soils.
RichGROW is a TerraLink brand for professional growers. The highly specialized blends sold under the RichGROW brand have been designed for the most demanding applications and are a favourite of professional growers in turf and greenhouse applications.
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