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Retama Prieta, Desert Cassia.
Scientific Name: Senna polyphylla (Jacq.) Irwin & Barneby
Synonym: Cassia polyphylla, Peiranisia polyphylla
Family: Fabaceae
Retama Prieta, Desert Cassia. (Senna  polyphylla) Recommended Temperature Zone:
sunset: 25-27
USDA: 9b-11

Sun Exposure: Full sun

Origin: Caribbean

Growth Habits: Small evergreen tree or shrub, 7 to 12 feet tall (2-3.6 m); strong taproot; 3 to 15 pairs of leaflets, 0.16 to 0.4 inch long (4-10 mm)

Watering Needs: Moderate water

Propagation: Seeds (scarify, slow to grow)

Retama Prieta (Senna polyphylla), U.S.D.A. Drawing, courtesy Hunt Institute

Retama Prieta (Senna polyphylla), U.S.D.A. Drawing, courtesy Hunt Institute

Blooming Habits:
Fragrant yellow flowers, 1 1.5 inches wide (2.5-3.8 cm) from autumn to spring

Fruiting Habits:
Legume, 3 to 6 inches long (8-15 cm), flattened between the seeds. The seeds are bround, flattened, round.

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Desert-Tropicals is dedicated to provide gardening advice, gardening ideas, and information about flower of all kind for landscape and collections. We try to check carefully the identification of the plants on the illustrations as well as the other information from the page, but occasionally errors do occur. if you notice anything that needs to be changed please contact us. Thanks.

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