Nutrilong

A range of controlled released coated granular fertilisers being part of the Velvit brand that is supplied by Greenbest.
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Onyx Granular

A make of organic, plant-based biostimulant and fertiliser, being part of the Velvit brand that is supplied by GreenBest.
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Organic Fertiliser

A fertiliser derived from previously living biological material, which contains carbon, for example Bonemeal. Regular, or overuse of organic fertilisers can often lead to a softer, more easily worn turf which is also more prone to weed invasion and disease attack.
Organic Sports Grass

An organic liquid fertiliser manufactured by Vitax Amenity. There are two liquid foliar feed products in this range, which are derived from plant extracts:
• 6-2-4, +0.5% Ca, 0.8% Sulphur, 0.3% Mn, +TE. Applied on a 2-to-4-week basis during the spring and summer seasons.
• 4-2-6. Applied on a 2-to-4-week basis during the autumn and winter seasons.
Organo-Mineral Fertiliser

A combination of inorganic fertilisers, containing one or more primary nutrients, with organic fertilisers or a soil improver.
Osmocote N

A 1990s controlled release fertiliser for turf, marketed by Sierra UK Ltd (now ICL), with a 39:0:0 analysis. It was used for golf tees, and green surrounds which might be cut to 12mm, and applied at a rate of 35 g/m².
Outfield BiO

A product range of granular fertiliser with organic and seaweed elements, being produced by Rigby Taylor.
• Pro-Seed: 8:12:8 +3%MgO + Zn + Seaweed.
• Summer Boost: 14:6:8 +2%MgO + Seaweed.
• Zero P: 12:0:9 +0.5%Fe + Seaweed.
Outfield Fertilizer

A range of granular fertilisers, with the typical granule diameter being from 2mm - 4mm and they have a typical release period of 6 - 8 weeks. The range includes:
• 16:6:6.
• 12:4:4.
• 9:5:5.
• 8:12:8.
• 4:10:10.
These are suitable for use on turf surfaces mown at heights greater than 10mm. These fertilisers are marketed by Rigby Taylor.
Outfield Selector Fertilizer

A range of granular fertilisers, with the typical granule diameter being from 2.5mm - 4.5mm and they have a typical release period of 6 - 8 weeks. It is suitable for use on turf surfaces mown at heights greater than 10mm. There is also a variation with this fertiliser product, which is organic based, with a granule size of 1mm - 3mm and which also includes seaweed extracts and humates, also having a typical release period of 6 - 8 weeks. These fertilisers are marketed by Rigby Taylor.
Polyon

A range of fertilisers supplied by Advance Grass Solutions
• 24.5.8 +1MgO +Ca
A 1-2mm diameter prill fertiliser, with 6-7-month longevity from 75% controlled-release and with 25% quick release nitrogen.