Product code: AMVISTALONG18225
Amvista Longlife 18-22-5Amvista Longlife 18-22-5
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Amvista Long Life Fertiliser 18-22-5 - 20KG - High N & P for Spring Use

High phosphorous, long life fertiliser releases energy slowly to plants & turf especially during early growth in spring and after planting year-round. Phosphate is ideal for improving root mass and density.

£32.00 + VAT £38.40 inc VAT

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Amvista Long Life Fertiliser 18-22-5 gives prolonged release over 4 - 5 months with special nutrients for better rooting

Especially high Phosphorous (phosphate) levels to improve root length, density and function in plants & lawns (established & newly planted)

Analysis: 18 (Nitrogen) - 22 (Phosphorous) - 5 (Potassium) +1MgO+5CaO+4SO3

Nitrogen (N) for growth, Phosphorous (P) for rooting, Potassium (K)  for hydration and photosynthesis

Key Points:

  • Ideal for spring application to improve rooting and after landscape works; scarification, turfing
  • Low salt formulation - no toxic build-up in the soil with regular use
  • Trace elements, magnesium, calcium and sulphur - all required for healthy grass growth
  • Prevents flush of weak grass - better root strength to withstand winter
  • Fewer applications needed per year
  • Suitable for Lawns, Grassland and sports amenity turf
  • Best results from neutral pH soils
  • Granule dispersal: 2-5 days (visually dispersed from surface)
  • Longevity: 4-5 months (depending on soils)

Directions for use:

  • Avoid periods of drought and frost.
  • Apply before rainfall or watering but after lawn aeration, slitting and/or scarification to prevent granule damage
Analysis 18 % Nitrogen - 22 % Phosphorous - 5 % Potassium +1mg+5ca+4so
Application Rate 35 g/m²
Coverage 400 - 571 (m2)
0.14 (acres)
Granule/Liquid Granular
Granule Size (mm) 2 - 3 mm
Longevity 4 - 5 months
Pack Size 20 kg

Application Rate

Lawn 20 kg bag per 570 m2

Product Usage Calendar

*KEY - Green = suggested period of use

Amvista Long Life Fertiliser 18-22-5 - 20KG - High N & P for Spring Use is rated 5.00 stars by Progreen Weed Control Solutions customers based on 1 product reviews