Wild blue lupine produces hairy seed pods, which ripen in midsummer. The seed pods open forcibly, throwing the seeds a distance of one or two yards in the process.
- Family: pea (Fabaceae)
- Habitat: dry open woods, clearings
- Height: 1-2 feet
- Flower size: 1/2 to 3/4 inch long
- Flower color: blue
- Flowering time: May to July
- Origin: native