| Bladder Senna |
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Colutea arborescens
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| Uses: Medicinal |
Duration: Perennial (hardy in zones 6-9) |
| When to Sow: Spring/Late Summer/Early Fall |
Ease of Germination: Easy |
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Attractive hardy Mediterranean shrub. Yellow flowers bear bladder-like pods which when squeezed go off with a bang. Like true senna (Cassia spp.), its leaves have purgative properties, but the effect is much less drastic.
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