agricultural agriculture annual-vegetable cucurbit cucurbita drum-shaped flavor flavorsome flavour flavoursome flesh food fruit gray-green grey-green hard heirloom-pumpkin japanese kent monoecious mottled oblate orange-flesh popular pumpkin pumpkins ribbed rind shape skin smooth squash variations varieties vegetable vine growing growth Australian-blue-squash cucurbita-maxima Jarrahdale Jarrahdale-pumpkin teal-gray WA-Grey Western-Australian-Grey slate-gray slate-grey teal-grey