Luffa Gourd or Sponge Gourd is edible (green young fruits 2-3 weeks after blooming ),  its spongy fibers  ( skin is brown )  used to clean kitchen utensils and used to clean bathroom floor ...
* soaking : overnight ( 10-12 hrs )
*Sowing  : 1/2 inch depth into  a pot or garden soil . Row spacing : 48 inches ( 2 seeds for 1 put )
 They should germinate  in 5-10 days after sowing.

Health Benefits of Sponge gourd

All parts of the Luffa plant possess the medicinal properties. Luffa Fruit (Towel Gourd) is used in cooking as well as to treat various health ailments. It is helpful to lower the blood sugar, constipation, weight loss, and hypoglycemia, enhance immune system, weight loss and detoxifies the body.