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| Ratchaphuek |
Ratchaphuek or Koon (. English. : Cassia fistula) is a flowering plant family Fabaceae is a plant native of Asia, south from the south of Pakistan to up to India Burma and Sri Lanka. popular cultivated as ornamental plants in the area of tropical and subtropical. Grow best in open spaces. Mold can grow both pervious Sandy loam. Mold sticky. Resistant to drought and salt well. But do not stand in the cold weather. Fungal infections or diseases that may have leaf spot. Ratchaphuek a medium tree 10-20 m high, flower bouquet in a 20-40 cm long, each flower 4-7 cm in diameter with yellow petals five petals of the same size, 30-62 cm long and 1.5-W. 2.5 cm and the tang of the poisonous seeds are numerous.