It naturally strengthens  defense  plants. Symbiotic PROPOLI has a protective and stimulating function on vegetation. Its action  stronger  The defensive power of plants against fungi and bacteria makes it easy  and fast  solution. It is excellent if used after tree branches have burst or after pruning to encourage rapid healing of cut tissues. The product can also be used during flowering and does not interfere with pollen fertility or action on  pollinators. Sprayed on the fruits, they give birth after the harvest and improve the taste.