Capsicum is a genus of flowering plants in the nightshade family Solanaceae. Its species are native to the Americas, where they have been cultivated for thousands of years.

Eggplant, or aubergine, is a species of nightshade, grown for its edible fruit. Eggplant is the common name in North America, Australia and New Zealand, but British English uses the French word aubergine.

Sweet corn is a vegetable with a high sugar content. Sweet corn is the result of a naturally occurring recessive mutation in the genes which control conversion of sugar to starch inside the ENO of the corn kernel.

The tomato is the edible, often red, fruit of the plant Solanum lycopersicum, commonly known as a tomato plant. The plant belongs to the nightshade family, Solanaceae. The species originated in western South America.