These seeds were collected from Annona reticulata, also known as Custard Apple, wild sweetsop, soursop, and bullocks heart. This tree likes to live in full sun where it can grow to about 40 feet tall. The yellow blossoms are on display from late winter until early spring. The fruit is sweet and often used in desserts and juices. The plant is very fragrant and rich in tannins. Annona in general are larval host plants for the Aquamarine Hairstreak butterfly. USDA Hardiness Zones 10 to 11.