Tea tree anti-freezing agent and preparation method thereof

The invention relates to a tea tree anti-freezing agent and a preparation method thereof and belongs to the technical field of tea tree anti-freezing. The tea tree anti-freezing agent comprises the following raw materials according to weight ratio: 0.05 to 0.15 percent of paclobutrazol, 0.02 to 0.05 percent of sodium benzoate, 5.0 to 10.0 percent of mineral oil, 3.0 to 5.0 percent of ethyl alcohol and water in balancing amount. The tea tree anti-freezing agent provided by the invention has the following benefits: 1, the tea tree anti-freezing agent is nontoxic, harmless and has no pollution to environment, can be directly sprayed onto plant leaf surfaces, and is simple and convenient to use, the preparation method of the tea tree anti-freezing agent is simple, and the effective freeze-proof period can reach 7 to 10 days. 2, the tea tree anti-freezing agent can activate biological enzyme, prevent the formation of the ice nucleating bacteria, induce the production of anti-freezing factors, and can improve the resistivity of plants to frozen injury. 3, the tea tree anti-freezing agent provided by the invention can form a protecting film on the surface of a tea tree, and has the capability of protecting plants from resisting coldness.