This is sometimes referred to as double dormancy. Seeds with morpho-physiological dormancy require both warm and cold conditions (oftentimes extended periods of both) and can take longer than one ...
[Photo provided to chinadaily.com.cn] Chilly winds and snow are transforming the ... plants are still green and flowers are in bloom. The vibrant winter scenes in this coastal metropolis have ...
It was the heaviest snow Arizona had seen in two decades ... able to capture our second extremely rare desert event. A wild flower bloom. We returned to the exact location several times over ...