SeaGrow Range

Nvirol SeaGrow Range is a high quality range of products with a seaweed base. Our seaweeds are top quality, UK sourced, CE certified,100% cold extracted seaweed of the genus Ascophyllum nodosum.

Seagrow Original

SeaGrow Original is a pure organic seaweed liquid concentrate suitable for a wide range of amenity and horticultural uses. Formulated with 8% (w/w) soluble seaweed, it supports colour, vigour and plant health, and works well as part of a biostimulant programme or to help minimise pesticide and fertiliser inputs.

8% (w/w) soluble seaweed

Encourages rooting and root development

Improves stress tolerance — drought and frost

Use March–September, little and often

Product Description

SeaGrow Original is a pure organic seaweed liquid concentrate suitable for a wide range of amenity and horticultural uses. Formulated with 8% (w/w) soluble seaweed, it supports colour, vigour and plant health, and works well as part of a biostimulant programme or to help minimise pesticide and fertiliser inputs.

Key benefits:

  • Encourages rooting and root development for a stronger root structure
  • Increases beneficial bacteria and microbes in the soil for better nutrient availability
  • Improves chlorophyll content in leaves, maximising energy from photosynthesis
  • Boosts a plant’s natural defences and overall health
  • Improves tolerance to plant stress including drought and frost
Seagrow Original

Typical Areas for Use

Seeds & young plants
Mature plants
Turf areas
Root dipping / soil drench
Commercial crops including grassland

Application Instructions

Dilution Rates

Normal Growth
Seeds & young plants: 10–20 ml per 9 litres of water. Mature plants: 45 ml per 9 litres of water.
Heavy Growth
Turf: 50 ml in 9 litres of water per 20 m². Commercial crops / grassland: 3 L/ha in 200–400 L water/ha.

Application Method

For root dipping prior to planting, or soil drenching, use a dilution of 1:350. Apply little and often for best results. Longevity 4–6 weeks. Recommended period of use: March–September.

Pack Sizes
10L
Shelf Life

Longevity of effect 4–6 weeks (confirm storage shelf life from SDS/label if needed)

Appearance

Liquid seaweed concentrate · Analysis: 8% (w/w) soluble seaweed

Manufacturing & Registration Services

Comprehensive biocide manufacturing and regulatory support to bring your products to market with confidence.

Intercompany Manufacturing

We produce hard surface cleaners containing biocides for internal use across the Linemark Group, ensuring consistent quality and compliance.

White Label Solutions

Custom formulation and packaging services allow you to bring biocide products to market under your own brand with complete confidence.

HSE Registration Services

We offer back-to-back and piggy-back registration services for own-label versions, streamlining your route to market through HSE compliance.