Christmas tree cultivation has shifted toward the production of higher-quality trees, increasing land quality expectations as well. Indeed, some species of tree, such as the Fraser fir, are unable to grow on low-quality, marginal farmland. Flat or gently rolling land is preferred to that with steep slopes and inclines, which is prone to erosion and fluctuations in fertility. Noticeable obstructions, such as rocks, fences or significant underbrush, are also undesirable. Like all crops and plants, Christmas trees require a specific set of nutrients to thrive. There are 16 elements crucial for growth; of those, three are obtained through air and water: hydrogen, carbon,
James Douglas, Lord of Douglas in the area became closely acquainted with the 'Blak Dowglas.' Along with Randolph, Douglas was to make a new name for himself in a war of mobility, which carried Scots raiders as far south as Pontefract and the Humber. But in a real sense this 'war of the borders' belonged uniquely to Douglas, and became the basis for his family's steady ascent to greatness in years to come. War ruined many ancient noble houses; it was the true making of the house of Douglas. The tactics used by Douglas were simple but effective: his men rode into battle – or