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Latex sealers – Latex sealers are an improvement in oil-based sealers. They can seal off the sap and repel insects at the same time, giving the tree ample time to heal itself. Organic natural tree sealers – This is another viable option for sealing up tree stumpclear.barted Reading Time: 7 mins. Apr 14, Pruning sealers, also called pruning paint, are products that claim to “aid the healing of pruning cuts” or “minimize sap loss.”. Most often, these products are petroleum-based, but some even contain asphalt.

Alternatively, there are natural tree sealers with ingredients like collagen and aloe gel.

The short answer to this is no!

One of the advanced replacements for the old asphalt and tar pruning sealers, latex pruning sealers are an all-weather type that coats the end of the wound in an elastic barrier that will last over time. The latex prevents excess sap leakage and repels insects that are attracted to open wounds on trees, giving the tree time to heal itself naturally.

Jul 08, For many, many years - and still to this day in some cases - people were told by an arborist that tree wound had to be covered with a sealant. A tree pruning sealer is a bandage of sorts meant to cover the wound. Their packaging claims to aid in the healing of pruning cuts, minimize sap loss, and protect trees from decay, insects, and stumpclear.barted Reading Time: 7 mins.