On this Wikipedia the language links are at the top of the page across from almond butter smoothie article title. Branch of tree with green fruits.

Iran and surrounding countries, including the Levant. The fruit of the almond is a drupe, consisting of an outer hull and a hard shell with the seed, which is not a true nut. Shelling almonds refers to removing the shell to reveal the seed. Almonds are sold shelled or unshelled. The almond tree prospers in a moderate Mediterranean climate with cool winter weather. California produces over half of the world’s almond supply. The young twigs are green at first, becoming purplish where exposed to sunlight, then gray in their second year.

The thicker shell gives some protection from pests such as the navel orangeworm. Does not require pollination by other almond varieties. Breeding programs have found the high shell-seal trait. Almond orchards therefore must grow mixtures of almond varieties. Much of the supply of bees is managed by pollination brokers, who contract with migratory beekeepers from at least 49 states for the event. Almond trees can be attacked by an array of damaging microbes, fungal pathogens, plant viruses, and bacteria.