Arbrex Seal & Heal 300g Pruning paint with easy to use brush applicator. Seals & heals pruning cuts on all types of trees Protects against ingress of diseases & harmful pests e.g. coral spot silverleaf etc Can be used down to -10°CSuitable for organic gardening Active Ingredients: Natural Resin When to use Arbrex Seal & Heal: January-December