Plant Profile: Camellia sinensis

The Tea Camellia is a resilient evergreen shrub or small tree, recognized as the most commonly cultivated Camellia globally, primarily for its use in caffeinated teas. The leaves are harvested as they begin to sprout in early spring and are processed in various ways to produce white, green, oolong, and black teas. Young, tender leaves and leaf buds are utilized for green tea, while older, larger leaves are reserved for oolong and black teas, and the buds are used for white tea. There are two primary varieties: Camellia sinensis var. sinensis, the Chinese variant with smaller leaves that can withstand colder temperatures, thriving in USDA Zone 6, and C. sinensis var. assamica, which originates from the Assam region of northern India and features larger leaves, suitable for USDA Zone 7 and warmer. The distinct flavors, colors, and aromas of these teas result from differences in variety, climate, harvest timing, oxidation levels, and processing methods.

This plant grows slowly and is easy to care for. Unlike many other Camellia species, it is tolerant of heat and drought, thriving in full sunlight. Its lush, dark-green foliage and flowers make it an excellent choice for screening, foundation planting, hedges, or as an attractive addition to patios and containers. For the best tea yield, it is advisable to prune the plant to a height of 4-5 feet just before the spring growth begins to promote new shoots. The flowers are known to attract bees, and the plant shows mild resistance to deer damage.

In terms of pests and diseases, Camellias can be vulnerable to various viruses and certain fungal issues, including dieback, cankers, flower blight, and root rot. Keep an eye out for pests such as scales, aphids, planthoppers, and spider mites, which can be particularly problematic for stressed plants.