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Why Does My Star Jasmine Vine Get Yellow Leaves?

Star, confederate or downy jasmine grows in warm areas of the country, with up to 20 feet of growth at maturity. These vines feature bright-green foliage and soft white blooms through summer and thrive with the right care. Yellow leaves signify a problem with its growing conditions.
  1. Site and Support

    • Star jasmine does best in at least four to six hours of bright, direct sunlight and with good support. Plant jasmine in spots with the right sun and drainage, and give the plant a lattice or arbor for climbing. Jasmine yellows in restricted light or air.

    Growing Zone and Season

    • Jasmine hails from India and Asia and cannot grow in cold zones. In U.S. Department of Agriculture plant zones 8 and lower, yellow leaves may mean death from cold air. Move the jasmine into a protected location and maintain it in temperatures between 50 and 70 degrees Fahrenheit, even in the winter. Yellowish leaves in springtime may just mean new growth.

    Soil and Water

    • Plant the star jasmine in loose, moist, crumbly soil with quick drainage and good nutrition. Jasmine may yellow from tight soil or poor drainage. Mix 3 inches of organic compost into the top 4 to 5 inches of natural soil to increase drainage and moisture retention. Water the plant with 2 inches of water a week; although jasmine is drought resistant, it does better with consistent moisture levels.

    Fertilizer

    • Yellow leaves most likely signify lack of nutrition. Fix the problem with balanced 10-10-10 or 12-12-12 fertilizer in spring and midsummer. Work the fertilizer into the top 2 inches of soil around the plant, then water. Follow manufacturer directions in regard to fertilizer application and quantity.