Rosary pea (Abrus precatorius) and other seeds. Rosary peas (black red) are among the most colorful seeds, they are used for beads and percussion instruments but are highly toxic. Growing Our Community One Seed at a Time Rockmart Farmers Market Save Columbine Aquilegia Seeds. How to harvest seeds from Columbine Flower. The Crossword Garden, Part One: 10 Plants You Should Know The New York Times Succulent & Cactus Care What are spiny plants?