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Oaks are critical to the health and function of forest and shrubland habitats in the United States, but many native oaks are threatened with extinction in the wild.
Canada is home to about 5087 species of higher plants of which 25% were introduced to Canada either deliberately or by accident. The richness of botanical species is highest in the southern, more densely settled parts of the country.
This tree plan, not only comprises a history of trees that once stood in the Park and catalogues the trees currently standing, but also directs the succession and maintenance of the tree canopy that future generations of Park users will enjoy.
In a pollen supplementation experiment, fruit or seed production by flowers exposed to natural pollination is compared to that following hand pollination either by pollen supplementation (i.e.
A standardized monitoring protocol is presented in this document to allow agency staff, land managers, farmers, and others to evaluate the performance of individual pollinator habitat plantings.
“Which plants should I grow, and how many?” The IMLS National Leadership Project, Safeguarding our Tree Collections, seeks to answer this fundamental question.
Ten years ago the Royal Botanic Gardens Victoria embarked on an ambitious project to collect, treat and distribute storm water from the catchment within and around the botanic garden.
Public gardens occupy a key position in supporting nationwide efforts to increase monarch butterfly populations.
Earth has daunting climatic and socioeconomic challenges. Gardens wish to do their part in preserving biodiversity, but best practices are essential when working with and protecting wild populations.