Iris sibirica 'Black Joker' ~ Monrovia® Peacock™ Black Joker Siberian Iris size-1pt-pot and purple bloom through spring

and purple bloom through spring and again through fall

followed by small blue-tinted white berries that attract birds

caterpillars and tent caterpillars

Warning: There are sharp 6in black needle-like spines at the base of the plant

(2) Kolforn (Wikimedia)

Iris sibirica 'Black Joker' ~ Monrovia® Peacock™ Black Joker Siberian Iris size-1pt-pot and purple bloom through springMonrovia Black Joker Siberian Iris is a deciduous perennial with a clumping habit and long sword like blue green foliage that fans upwards. The rigid sturdy stalks that grow from the center of the plant are topped by colorful beardless flowers that have electric blue standards, lavender signals, and wine purple falls with a yellow edge and blaze from late spring into summer, attracting bees. Flowers best in full sun and rich, slightly acidic, moist