Scentific Name : "Durio zibethinus L". Durian trees are native to the equatorial tropics, the 23 degrees north or south of the equator. It is hot there. Durians are very sensitive to the cold. If you have a cold snap and the temperature drops below 7 C or 45 degrees F, the durian will drop its leaves and die.Durians don`t only like it hot, they like it humid. The muggy, sticky kind of humid that wakes you up at night with nightmares of drowning. Durians do best in 75-90% humidity in areas that receive 1600-4000 mm (63-157 inches) of rainfall per year. A matured tree trunk can be 50-120 cm in diameter.