At a glance
XXL Lawn Fertiliser Set · Nitrogen, Potassium & Iron
Three 250 ml bottles: Nitrogen Supreme PRO, Potassium Extra PRO, Iron Supreme PRO. Use the nutrient components according to the dedicated lawn programme.
- Dose
- 30 ml nitrogen or potassium component plus 15 ml iron component per 5 litres of water for 100 m² of lawn. In the XXL August programme: 15 ml N + 15 ml K + 15 ml Fe.
- Application
- 100 m² / 5 L water
XXL programme once monthly when needed: March after frost K 30 + Fe 15; April–July N 30 + Fe 15; August N 15 + K 15 + Fe 15; September–October until first frost K 30 + Fe 15. All ml figures are per 5 litres of water and 100 m².
Product information
Nutrient composition
- Nitrogen Supreme PRO · Declaration
- 12 % total nitrogen (N)
- 12 % urea nitrogen
- 4 % water-soluble phosphate (P₂O₅)
- 6 % water-soluble potassium oxide (K₂O)
- Water-soluble trace nutrients: B 0.01 %; Cu 0.004 %; Fe 0.02 %; Mn 0.012 %; Mo 0.001 %; Zn 0.004 %. Cu/Fe/Mn/Zn: EDTA.
- Net mass 295 g / 250 ml; 1180 g / 1 L. Product pH 6.8
- Potassium Extra PRO · Declaration
- 5 % total nitrogen (N)
- 1 % nitrate nitrogen; 4 % urea nitrogen
- 8 % water-soluble phosphate (P₂O₅)
- 12 % water-soluble potassium oxide (K₂O)
- Water-soluble trace nutrients: B 0.01 %; Cu 0.004 %; Fe 0.02 %; Mn 0.012 %; Mo 0.001 %; Zn 0.004 %. Cu/Fe/Mn/Zn: EDTA.
- Net mass 313 g / 250 ml; 1250 g / 1 L. Product pH 6.9
- Iron Supreme PRO · Declaration
- 6.3 % water-soluble iron (Fe), of which 1.1 % is EDTA-chelated. Iron fertiliser solution, sulphate/EDTA. Net mass 306 g per 250 ml.
PRODUCT KNOWLEDGE
XXL Lawn Fertiliser Set · Nitrogen, Potassium & Iron
Overview
XXL Lawn Fertiliser Set · Nitrogen, Potassium & Iron
Three 250 ml bottles: Nitrogen Supreme PRO, Potassium Extra PRO, Iron Supreme PRO. Use the nutrient components according to the dedicated lawn programme.
Details & background
Three 250 ml bottles: Nitrogen Supreme PRO, Potassium Extra PRO, Iron Supreme PRO. Use the nutrient components according to the dedicated lawn programme.
Application
Feed the measured lawn area
30 ml nitrogen or potassium component plus 15 ml iron component per 5 litres of water for 100 m² of lawn. In the XXL August programme: 15 ml N + 15 ml K + 15 ml Fe.
30 ml nitrogen or potassium component plus 15 ml iron component per 5 litres of water for 100 m² of lawn. In the XXL August programme: 15 ml N + 15 ml K + 15 ml Fe.
XXL programme once monthly when needed: March after frost K 30 + Fe 15; April–July N 30 + Fe 15; August N 15 + K 15 + Fe 15; September–October until first frost K 30 + Fe 15. All ml figures are per 5 litres of water and 100 m².
- 25 m²
- 1.25 L water · 7.5 ml NPK component + 3.75 ml Fe
- 50 m²
- 2.5 L water · 15 ml NPK component + 7.5 ml Fe
- 100 m²
- 5 L water · 30 ml NPK component + 15 ml Fe
In the XXL August programme, split the NPK amount equally between N and K.
-
Choose the programme
XXL programme once monthly when needed: March after frost K 30 + Fe 15; April–July N 30 + Fe 15; August N 15 + K 15 + Fe 15; September–October until first frost K 30 + Fe 15. All ml figures are per 5 litres of water and 100 m².
-
Prepare the area
Pre-water the soil or work on moist soil; keep the foliage dry.
-
Measure water
For each 100 m² prepare 5 litres of preferably low-lime water or rainwater at 15–25 °C.
-
Dose components
Shake the bottles. Add the components for the selected programme to the water at the tabled rates.
-
Apply evenly
Spray or water evenly over the measured lawn area. Avoid direct sun and temperatures below 5 °C or above 30 °C.
-
Water afterwards
Water the soil thoroughly 1–3 days after the spray application has dried.
Nutrition & properties
Dedicated component programme
XXL programme once monthly when needed: March after frost K 30 + Fe 15; April–July N 30 + Fe 15; August N 15 + K 15 + Fe 15; September–October until first frost K 30 + Fe 15. All ml figures are per 5 litres of water and 100 m².
Details & background
Three 250 ml bottles: Nitrogen Supreme PRO, Potassium Extra PRO, Iron Supreme PRO. Use the nutrient components according to the dedicated lawn programme.
Plant care
Before application, the soil must be moist or pre-watered and the foliage dry. Water the soil thoroughly 1–3 days after the spray application has dried. Allow 2–3 months after fertilising with other products.
For confirmed nutrient-poor soils, the original instructions specify 2–3 times the dose. This special need is not a general default setting.
Matching lawn products: Lawn Fertiliser Set · Potassium & Iron · Iron Lawn Fertiliser RAS-F250 · Nitrogen Lawn Fertiliser RAS-N250 · Potassium Lawn Fertiliser RAS-K250
Frequently asked questions
How is it dosed?
30 ml nitrogen or potassium component plus 15 ml iron component per 5 litres of water for 100 m² of lawn. In the XXL August programme: 15 ml N + 15 ml K + 15 ml Fe.
Which bottles are required?
Three 250 ml bottles: Nitrogen Supreme PRO, Potassium Extra PRO, Iron Supreme PRO. Use the nutrient components according to the dedicated lawn programme.
What care follows application?
Before application, the soil must be moist or pre-watered and the foliage dry. Water the soil thoroughly 1–3 days after the spray application has dried. Allow 2–3 months after fertilising with other products.
Safety and storage
Safety instructions
SDS – Safety data sheet available on request.
- The following H/P statements apply to the iron component. NPK refills require this component separately.
- H302: Harmful if swallowed. H315: Causes skin irritation. H319: Causes serious eye irritation. H412: Harmful to aquatic life with long lasting effects.
- P264: Wash hands thoroughly after handling. P280: Wear protective gloves/protective clothing/eye protection/face protection.
- P301+P312: IF SWALLOWED: Call a POISON CENTER or doctor if you feel unwell.
- P305+P351+P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
- P302+P352: IF ON SKIN: Wash with plenty of water. P337+P313: If eye irritation persists: Get medical advice/attention.
- P501: Dispose of container in accordance with local regulations. Do not breathe spray mist. Use only when needed; do not exceed the application rate.
- Iron can cause rust stains on fabrics and stone paving. Avoid contact; brush off spills immediately. Do not allow the product to enter water bodies.
- Keep out of reach of children and animals. Do not use undiluted. Official advisory recommendations take precedence.
Storage
- Store NPK components dry and dark above 8 °C up to 38 °C; store the iron component above 5 °C up to 38 °C.