Tiruchirappalli district has an area of 4404 sq.km and it lies between 10o10? and 11o20? of the Northern latitudes and 78o10? and 79o 0' of Eastern latitudes in the centre part of the Tamil Nadu. The general slope of the district is towards east. It has a number of detached hills, among which Pachamalai Hill is an important one, which has a peak up to 1015m, located at Sengattupatti Rain Forest. It consists of four Revenue Division of Tiruchirappalli, 11 Taluks, 14 Panchayat Unions and 507 revenue villages. It is bounded on the Central part of Tamil Nadu surrounded by Perambalur district. In the north, Pudukkotai district in the south, Karur and Dindigul districts in the west and Thanjavur district in the east.
Climatic Condition and Rainfall:- The annual average rainfall stands at 841.9 mm. The maximum temperature is 36 degree Celsius and minimum of 26 degree Celsius with Relative Humidity of 52 %.
Horticulture Area:- The district has horticultural crop area of 28011 Hectares, in which Fruits (37%) occupies major area and followed by Vegetables (34%), Plantation (20%), Spices (4%), Flowers (3%) and Medicinal crops (0.2%).
Banana is the major growing region consist of 6166 ha, followed by Coconut (5115 Ha), Tapioca (4038 Ha), Onion (3246 Ha), Mango (2004 Ha), Acidlime (1179 Ha) and Chillies (1114 Ha) are the major Horticulture crops that are cultivated in the district. The blocks namely Andhanallur and Lalgudi were major fruits growing region and Marungapuri, Thuraiyur, Uppliyapuram and Manachanallur were major vegetable growing region.