Topsoil Comparison and Application Guide

Category	Bordermix® Welsh Topsoil	Lawnmix® Welsh Topsoil	VegeGrow® Welsh Topsoil
Screening size	14 mm	11 mm	14 mm
Texture	Sandy loam	Sandy loam	Sandy loam
Sand : Silt : Clay ratio	50–60 : 20–30 : 10–20 %	50–60 : 20–30 : 10–20 %	50–60 : 20–30 : 10–20 %
pH level	6.0 – 7.0 (neutral → slightly acidic)	7.0 (neutral)	6.5 – 7.0 (neutral)
Organic matter	20–40 % (spent mushroom compost – horse & chicken manure)	0–10 % (mineral loam only)	20–40 % (green compost – plant waste)
Bulk density	1.2 – 1.4 g/cm³	1.2 – 1.4 g/cm³	1.2 – 1.3 g/cm³
Moisture retention	Moderate (balanced)	Moderate (balanced)	Moderate (balanced)
Nutrient availability	Medium–High	Medium	Medium–High
Meets BS3882	✅ Fully compliant	✅ Fully compliant	✅ Fully compliant

Use Case	Best Choice	Reasoning
🌾 Lawn creation & turf underlay	Lawnmix® ✅	Fine texture (11 mm) and low OM (0–10 %) give firm, stable root zone and even surface.
🪴 Pots, planters, and containers	Bordermix® or VegeGrow® ✅	Both retain moisture and nutrients well; high OM supports container plants.
🌷 Flower beds & ornamental borders	Bordermix® ✅	Rich organic matter and slightly acidic pH encourage healthy flowering and root growth.
🥕 Vegetable and fruit beds	VegeGrow® ✅	High OM from green compost improves fertility and soil biology; neutral pH suits most crops.
🌳 Tree & shrub planting	Bordermix® ✅	Nutrient-rich with balanced drainage; compost helps early establishment.
🧱 General landscaping / soil improvement	Lawnmix® (base) + Bordermix® or VegeGrow® (top layer)	Combining improves structure and fertility balance.

Product	Key Strengths	Best For
Bordermix®	Rich in nutrients, slightly acidic, compost-amended	Flowers, shrubs, mixed borders
Lawnmix®	Fine texture, low organic content, stable structure	Lawns, paths, general landscape fill
VegeGrow®	Compost-rich, biologically active, neutral pH	Vegetables, fruits, and raised beds