
"This pteris fern can tolerate dry soil but it starts to show signs of stress in very dry environments, why??"
Yes! it can tolerate dry soil but not a drought-tolerant plant which can stand too dry condition.
Means it can tolerate normal dry soil only not severe drought.
So keep the soil moist and mist the plant daily to maintain the appropriate humidity.
Check out more tips below and get it now from http://GardenMart4u.com