Fruit and Spice Park to stay an active garden club member and develop insights on the different fruits that should be planted until she passed away in 1979. In memory of her and Preston B. Bird, South Date County renamed the Redland Fruit and Spice Park to the Preston B. Bird & Mary Heinlein Fruit and Spice Park in 1980. The park contains more than 500 varieties of fruits, nuts, and spice trees. It also includes more than 80 banana trees, 160 varieties of mango trees, more than 40 varieties of grape trees, and 70 varieties of bamboo trees. It also features guava, jackfruit,
Palm sugar is made from the sugar-rich sap. The sugar palm ("Arenga pinnata") is native to the coastal and tropical regions of Asia, mainly China and Indonesia. The sap used to produce palm sugar is known in India as "gur" and in Indonesia as "gula aren". The coconut palm ("Cocos nucifera") yields coconut palm sugar from the sap of its flowers. It grows in coastal areas of the Indian and Pacific Oceans. Major suppliers are Thailand, Indonesia, and the Philippines. Palm sugar is produced by boiling collected sap until it thickens. The boiled sap can be sold as palm syrup. It is