Repellent delivery device with glycerin soap body and related methods

A citrus plant repellent delivery device comprising:

• an integrally molded hygroscopic body comprising a hygroscopic glycerin soap base material, and an insecticide, the integrally molded hygroscopic body having an external surface directly exposed to an external environment and configured to condense ambient moisture directly thereon, the insecticide comprising at least one of zeta-cypermethrin, organochlorides, pyrethroids, organophosphates, neonicotinoids, ryanoids, carbamates, biologicals, natural insecticides, inorganic insecticides, and organic insecticides;
• and
• at least one support structure coupled between the integrally molded hygroscopic body and a trunk of a citrus plant, the at least one support structure extending within the integrally molded hygroscopic body;
• the integrally molded hygroscopic body configured to release the insecticide into a root ball of the citrus plant using the ambient moisture.

A method of using a citrus plant repellent delivery device on a citrus plant with a root ball, the method comprising:

• coupling the citrus plant repellent delivery device to a trunk of the citrus plant, the citrus plant repellent delivery device comprising
• an integrally molded hygroscopic body comprising a hygroscopic glycerin soap base material, and an insecticide, and
• at least one support structure coupled between the integrally molded hygroscopic body and the trunk of the citrus plant, the at least one support structure extending within the integrally molded hygroscopic body;
• and
• condensing ambient moisture directly on an external surface of the integrally molded hygroscopic body to release the insecticide into the root ball of the citrus plant using the ambient moisture.