Online Lectures
Lectures and talks given by Dr. Hobbs on various subjects.
April 8, 2026
Yellow Tree in Concord 🌼 Brightest Bloom You’ll See Today
March 29, 2026 11:30 am
Bright, bold, and hard to miss, the Yellow Tree lights up any landscape 🌼 In this video we take a closer look at its vibrant blooms, unique features, and why it’s loved around the world. Would you plant one in your yard? 👇 ...
Yellow-Staining Agaricus: The Toxic Lookalike You Should Know
March 28, 2026 10:00 am
In this video, we take a close look at the yellow-staining Agaricus, a common but often overlooked toxic mushroom. While some Agaricus species are edible, this one can cause serious gastrointestinal distress and is frequently mistaken for safe varieties.
We cover how to identify it, including the key yellow staining at the base, its smell, and where it typically grows. You will also learn why proper identification matters and how to avoid dangerous lookalikes when foraging.
If you are interested in mushrooms, herbalism, or wild plant knowledge, this is an important species to understand.
#christopherhobbs #mushroom #toxic ...
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