Fremont and black cottonwood leaves are also more serrated than their eastern counterparts. Eastern cottonwood leaves are more triangular and slightly serrated. The color of cottonwood fruit differs ...

The Fremont cottonwood's fruit differs from other subspecies in that it is light brown and egg-shaped. It bursts into three to four sections to release its seeds. Both genders produce red catkins.

The study, published in October in Proceedings of the National Academy of Sciences, looked at the iconic Fremont cottonwood, which has great ecological importance because of its capacity to ...

You can reduce the cottonwood seeds with an annual treatment called an ethephon-based herbicide, a fruit eliminator according ... Populus fremontii (Fremont’s cottonwood), and the Populus ...

PHOENIX — Amid the Arizona heat, researchers are finding Fremont Cottonwood trees can cool themselves down, but their survival depends on consistent water access. The trees essentially sweat ...