Growing crops, enough to turn a profit and feed your family and large numbers of other people is a different thing altogether. Building and maintaining a farmhouse. Overseeing an estate. Farming. This takes levels of knowledge and skill that go well beyond getting a plant to grow.

Sure.

And when you have international backing and funding you should be easily able to do it. Industrial farming really isn't difficult on a conceptual level.

But they can't do it even with the entire world behind them.