Horticulture is the science and art of the development, sustainable production marketing and use of high value, intensively cultivated food and ornamental. Mainly horticulture is the art of cultivating plants in gardens to produce food and medicinal ingredients or for comfort and ornamental purposes Horticulturist are agriculturist who grow flowers, fruits and nuts, vegetables and herbs as well as ornamental tree and lawns.

Floriculture, floristry, nursery production and landscape horticulture are the four areas of horticulture. Horticulture uses the following terms to refer to its production unit: Plantations, nurseries, vineyards, greenhouse, orchards, gardens and groves. A special division of horticulture supports the enhancement of the environmental and includes home gardening, urban horticulture, arboriculture and landscaping.

They conduct research in gardening and landscaping, plant propagation, crop production, plant breeding, genetic engineering, plant biochemistry and plant physiology.