I would like to own a plantation.  I grew up on one when I was younger. 
You could probably make good money with the crops you could grow, like coffee or tea or sugar cane as well as cotton.
Are plantations usually big? 
Usually and the plantation houses, especially in the South were quite grand and expensive architectural works.
How much do plantations cost?
plantations.
Industrial plantations are established to produce a high volume of wood in a short period of time. Plantations are grown by state forestry authorities (for example, the Forestry Commission in Britain) and/or the paper and wood industries and other private landowners (such as Weyerhaeuser, Rayonier and Sierra Pacific Industries in the United States, Asia Pulp & Paper in Indonesia). Christmas trees are often grown on plantations as well. In southern and southeastern Asia, teak plantations have recently replaced the natural forest.
Industrial plantations are
Plantation
A plantation is the large-scale estate meant for farming that specializes in cash crops. The crops that are grown include cotton, 
coffee, tea, cocoa, sugar cane, sisal, oil seeds, oil palms, rubber trees, and fruits. Protectionist policies and natural comparative advantage have sometimes contributed to determining where plantations were located.
A plantation house is the main house of a plantation, often a substantial farmhouse, which often serves as a symbol for the plantation as a whole. Plantation houses in