Strange fruit must be submerged in water to be picked, in Vietnam it costs millions/kg

Why is this fruit picked in such an unusual way? Is there anything rare about it that makes it so expensive? This eye-catching bright red berry is called cranberry, a rare and expensive fruit. It originates from the United States but is also grown in some Asian countries. This is a small shrub that grows in acidic soil and prefers cool climates. The characteristic of cranberries is their relatively long growth cycle. The time from flowering to fruiting is from November to August of the following year. A super nutritious fruit The taste of cranberries is a mixture of sour and sweet, very attractive. The fruit can be eaten directly or used as juice, jam, dried, often used to make confectionery, fruit juice, spices. Compared to many other fruits, cranberries have higher antioxidant capacity and contain many active ingredients that are beneficial to the human body such as vitamin C, fiber, and vitamin K. A unique way to pick fruit Cranberry trees mainly grow in swampy areas. ...