Loose leaf oolong teaorigindarjeeling, a tibetan name translating as 'land of the thunderbolt', is one of the most renowned tea growing regions. The misty slopes lie in the foothills of the himalayas in west bengal, north east india, not far from the border with neighbouring nepal the distinctive teas crafted there are among the world's best.tea descriptionthe castleton estate, founded in 1885 in the kurseong valley, produces some of the very finest darjeeling teas. Moonlight oolong is an extraordinary tea that is produced in very limited quantities. Its slender, twisted leaves with furry white tips deliver a deliciously mellow, fragrant liquor, with slight peach sweetness and warming, lingering honey notes. Loose leaf tea made simple. Take a look at ourfabulousteapotssome come with a built in strainer andtea strainers. Twinings darjeeling castleton moonlight oolong 50g loose leaf tea