Thanks for the reply! I was thinking that the greenhouses would be arranged in a circle, so there'd be a sweet spot in a ring at the very least. But it does sou

Thanks for the reply! I was thinking that the greenhouses would be arranged in a circle, so there'd be a sweet spot in a ring at the very least. But it does sound rather.. difficult. I suppose that sweet spot would also not be in a fixed place, either. Pity.