Archive for “Gossypium harknessii” Tag

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Plant of the Month: San Marcos Hibiscus

May 21, 2023

Description of San Marcos Hibiscus, Gossypium harknessii: This rounded shrub blooms from October to May in mild-winter areas, but where it freezes back, flowering can be expected from June to October. Each 2-inch-wide flower has five yellow petals with a maroon spot at the base. The fruit is a rounded capsule, about ½ inch long. The heart-shaped leaves are entire (meaning …

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