Nue-Tree 16-25-6 CRF Tree Planting Fertiliser

Nue-Tree 16-25-6 CRF Tree Planting Fertiliser is a high-quality controlled release fertiliser (CRF) specially formulated for planting holes, designed to support the establishment of newly planted trees and woody shrubs. Its innovative frost-resistant polymer coating ensures nutrients are released gradually over 9–12 months, promoting strong root and shoot development while reducing the risk of leaching.

With a high phosphorus content to drive early root establishment, this fertiliser also contains nitrogen, potassium, magnesium, sulphur, and essential micro-nutrients including boron, copper, iron, manganese, molybdenum, and zinc for optimum plant health. Suitable for all soil types and UK forestry conditions, Nue-Tree CRF ensures newly planted trees thrive quickly and sustainably.

Features & Benefits

• Controlled release fertiliser for maximum convenience in planting holes

• Frost-resistant polymer coating ensures nutrient release over 9–12 months

• High phosphorus content drives strong root development and establishment

• Includes nitrogen, potassium, sulphur, magnesium, and 6 essential micro-nutrients

• Release rates unaffected by soil pH, salinity, or microbial activity

• Tried and tested in UK forestry for reliable tree establishment

Applications

• Newly planted trees and woody shrubs

• Forestry restock sites

• Amenity planting and landscaping projects

• General tree establishment and rehabilitation projects

• Suitable for all soil types and climates

Size & Coverage

• Pack Sizes: 1.2kg or 25kg

• Granule Size: 2–4mm, 90% granules

• Density: 1.0 kg/l

• Application Rate: 10g per tree directly into the planting hole

• Coverage: 120 trees (1.2kg pack) / 2,500 trees (25kg pack)

Technical Specification

• Product Type | Controlled Release Tree Fertiliser (CRF)

• NPK Ratio | 16-25-6

• Sulphur (SO3) | 6.3%

• Magnesium (MgO) | 1%

• Micro-nutrients | Boron 0.01%, Copper 0.05%, Iron 0.27%, Manganese 0.06%, Molybdenum 0.015%, Zinc 0.15%

• Primary Function | Root establishment, shoot growth, stress resistance, nutrient optimisation

• Application Method | Apply directly into planting hole around tree roots; water in after planting