Agriculture > All Agriculture > ANR-0943

Algal Leaf Spot
Jacqueline Mullen, Austin Hagan
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Publication Date: 11/10/2003

Algal leaf spot, caused by the alga Cephaleuros virescens, may appear on a wide variety of plant species. In Alabama, southern magnolia and camellia trees are the most common targets of algal leaf spot problems. The list of plants susceptible to C. virescens also includes apple, aucuba, azalea, blueberry, bougainvillea, boxwood, cleyera, crape myrtle, fig, gardenia, holly, Indian hawthorn, jasmine, juniper, leucothoe, magnolias, oak, orchid (Cattleya), pecan, philodendron, photinia, privet, pyracantha, rhododendron, schefflera, sycamore, viburnum, and wisteria.