Neudorff Prune & Seal Seals exposed wood after pruning for quick wound recovery; This physical barrier protects against ingress of harmful pests and disease; Suitable for all fruit and ornamental trees; Ready to use brush pack; Suitable for organic gardening. Apply evenly over the cut surface so that a thin covering is achieved, ensure that the edges of the wound are properly coated. Can be applied in frosty conditions, down to – 10 °C.