Divine herb patch

A divine herb patch is a divine location associated with the Farming skill. They are:


 * Divine herb patch I - requires 12 Divination, 5 flickering energy, 10 clean guam, and at least 9 Farming
 * Divine herb patch II - requires 51 Divination, 20 gleaming energy, 10 clean irit, and at least 44 Farming
 * Divine herb patch III - requires 82 Divination, 10 brilliant energy, 5 clean cadantine, and at least 67 Farming