trithrinax campestris blauwe dadelpalmRare hardy palm tree with striking blue leaves This special Trithrinax campestris, also known as the blue date palm, is one of the most winter hardy palms we know. With its characteristic blue leaves and possibility of multiple trunks, this is a real eye catcher for your garden. Hardy to 15C Grows as a multi stemmed palm Likes sun to light shade Needs nutrient rich, well draining soil Regular watering required Suitable for both open ground and large