Last spring, volunteers in Napa County sampled 43 bay laurel trees for the presence of Sudden Oak Death or SOD, the killer of millions of oaks and tanoaks. The good news is there were no positives ...

Grooming to remove deteriorating bloom improves aesthetic appeal, diverts resources to more constructive growth, or ...

The Flora of Australia Online database (derived from the hardcopy volumes) is no longer being updated (last entries c. 2014). PDFs are also available for some volumes, with the intention that all ...