Blackcurrant can damage both unopened and open flowers when the temperature falls below . The flowers at the base of the strig are more protected by the foliage and are less likely to be damaged. In midsummer the strigs of green fruit ripen to edible berries, very dark purple in colour, almost black, with glossy skins and persistent calyxes at the apex, each containing many seeds. An established bush can produce about 4.5 kilograms (10 pounds) of fruit each year. Plants from Northern Asia are sometimes distinguished as a separate variety, "Ribes nigrum" var. "sibiricum", of which "Ribes cyathiforme" is considered
Ribes menziesii the flower. The sepals are fuchsia or purple. The petals are white and extend forward to form a loose tube from which the stamens emerge. The plant fruits purple gooseberries which are edible but are mainly seeds with little fruit, generally regarded as unpalatable. The plant's spines also make collecting fruit difficult. "Ribes menziesii" is cultivated as an ornamental plant for native plant and wildlife gardens, in areas of suitable climate, such as coastal California. It is valued for its attractive spring blooms. Ribes menziesii Ribes menziesii, the canyon gooseberry, is a species of currant found only in California and