C. arabica var. SL 28
The SL 28 cultivar was selected at the former Scott Laboratories
(now the National Agricultural Laboratories,NARLsituated at
Kabete, Nairobi) on a single tree basis from the Tanganyika
drought resistant variety selected in Northern Tanzania in
1931. The prefix ‘‘SL’’ is an acronym for Scott Laboratories,
where the variety was selected. The name is completed by a serial
number ‘‘28’’ for the selection. The variety is suited for medium
to high altitude coffee-growing zones. It has predominantly
green shoot tips, but occasionally bronze types can be observed.
The angle of insertion of primaries is predominantly semi-erect,
but tends to become decumbent or pendant after successive
crop-bearing seasons. It has bold beans with particularly fine
liquor and is susceptible to CBD, CLR and Bacterial Blight of
Coffee (BBC), (Pseudomonas syringae pv. garcae).