Palm sugar sap ('toddy') from the flowers. The date palm has two species, "Phoenix dactylifera" and "P. sylvestris", and both are sources of palm sugar. "P. dactylifera" is common in the Mediterranean and Middle East. "P. sylvestris" is native to Asia, mainly Pakistan and India. Date palms are cultivated mainly for dates. Palm sugar is made from the tree's sap. The nipa palm ("Nypa fruticans") is native to the coastlines and tropical regions of the Indian and Pacific Oceans. It is the only palm tree that grows in a watery mangrove biome. Only its leaves and flowers grow above water. Palm sugar
Fruit tree pruning and training can also prevent later injury from weak crotches or forks (where a tree trunk splits into two or more branches) that break from the weight of fruit, snow, or ice on the branches. Some sustainable agriculture or permaculture personalities, such as Sepp Holzer and Masanobu Fukuoka, advocate and practice no-pruning methods, which runs counter to the widespread confidence in the idea that pruning produces superior results compared with not pruning. Many books about fruit-growing assert advantages and disadvantages of pruning or not pruning, although without randomized controlled trials, it is hard to separate theorizing and traditional knowledge from