Outstanding Canadian and European cultivars are not usually offered in the United States. USDA Zones 3-8. Full sun, but can tolerate semi-shade. Cuttings taken in the fall. Good loam, can tolerate sandy or heavy soils, but must be well drained.
Mildew can be a problem on susceptible varieties.
Sulfur can defoliate the plants. Baking soda mixed with spray oil sprayed every two weeks can work. Currant worms can defoliate bushes - use BT or Safer soap. Prune annually to maintain large berry size. Cut out wood more than 3 years old, leaving 6-8 canes.