Crazy Science – Chrysanthemums
This week’s Crazy Science explores how chrysanthemums are used as powerful, plant-based insect control against pests.
Learn how these flowers produce natural insecticides and discover why pyrethrin-based products are widely used in pest management today.
Then join us for a nature walk in the garden as we look for plants with natural defenses and a leaf chromatography demo in the classroom to see the hidden pigments inside real leaves!
Fun Fact: Pyrethrin from chrysanthemums have been used for centuries and are still found in many household repellents today!
📅 November 19th–22nd, 2025
⏰ 11 AM
📍 Disease Vector Education Center, St. Augustine, FL
See how nature protects itself and how we use those tools today.


