These seeds were collected from Citrus maxima with red flesh, also known as Chinese Grapefruit, Pomelo, Pummelo, Pumello, Pamplemousse, and Shaddock. This tropical tree is a tender perennial and likes to live in full sun to partial shade. The white flowers are nicely fragrant. Citrus in general are larval host plants for the Black Swallowtail, Androgeus Swallowtail, Ruby-spotted Swallowtail, Schaus Swallowtail, Northern Sicklewing, Pink-spotted Swallowtail, Bahaman Swallowtail, Ornythion Swallowtail, Broad-banded Swallowtail, and the Giant Swallowtail butterflies. USDA Hardiness Zones 10 to 11.