The shell of Long Pistachio (Ahmad Aghaei) is green and turns into red when ripening. On average, each pistachio of this type has a length of 2 cm and a width of 1.2 cm, showing that Long Pistachio (Ahmad Aghaei) is very large. The pistachio smiling crack is the same on both the abdomen and back. This type of pistachio is roughly rectangular-like, its kernel is purple, and its shell color is very bright bone. It usually starts ripening from the tip. In terms of ounce, Long Pistachio (Ahmad Aghaei) is most abundant in 25 to 26, which is about 2 cm in size. Long Pistachio (Ahmad Aghaei) is placed in the group of elongated or almond-like pistachios and has a very attractive appearance. The percentage of Long Pistachioâs (Ahmad Aghaei) being smiling has been estimated at 74%.