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Descriptions of Registered Cultivars 
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Citrus 'Durhams Emerald'

Citrus australasica 'Durhams Emerald'

ORIGIN: The cultivar originated in the Northern rivers district and was introduced into cultivation in 1994. Applicant: Judy Viola

DESCRIPTION: A moderately dense medium shrub 2 metres high by 1.7 metres wide with a moderately open appearance. Axillary spines solitary, straight to 25mm long. Leaves are simple, obovate to elliptic, glabrous. Flowers white (with pink buds) approximately 10-15mm in diameter, Aug-Sept. Fruit a cylindrical berry, 4-8 cms long, 15-25mm in diameter, with firm black skin and emerald green pulp.

DIAGNOSIS: C. australasica ‘Durhams Emerald’ is a heavy bearer during Summer to late Autumn, with continual light cropping all year around. Vesicles easy to extract.

COLOUR CODE : RHS Colour Chart 1995

Fruit – skin: Black Group 202A
Vecicles: Green Group 138A

CULTIVATION: This cultivar has been test grafted on a number of rootstocks and shows no signs of incompatibilty. It also shows resistance most citrus pests and diseases. There is no sunburn or insect damage on leaf.