The invention relates to a three-dimensional flower glaze for feldspar porcelain decoration and an application method thereof. The weight percentage of the bottom glaze is composed of: 10-15% of albite, 15-20% of hectorite, and 10-10% of bottle glass powder. 15%, titanium dioxide 5-10%, white clay 25-30%, zinc oxide 2-5%, strontium carbonate 5-10%, spodumene 5-10%, colored oxide 2-5%; the surface glaze The weight percent composition of: potassium feldspar 10-15%, lithium feldspar 20-25%, bottle glass powder 5-10%, titanium dioxide 2-5%, white clay 20-25%, Suzhou soil 10-15%, Zinc oxide 5-10%, spodumene 10-15%, coloring oxide 2-5%, through batching, ball milling, sieving, iron removal, glazing and firing twice at low temperature and high temperature to obtain a flower with a strong three-dimensional effect Glaze decorative effect. The invention has the advantages of simple process, low cost, distinct layers and stable performance, so it has wide application prospects.