Milk thistle attracts the huge and amazing sphinx moth, butterflies, and hummingbirds. The plant does have spines, but parts of it are edible and it has medicinal properties.
Name: Milk Thistle - Certified Organic Other Common Names: Mary's Thistle Scientific Name: Silybum Marianum Color: Purple Plant Seeds: Outdoors After Frost / Indoors Weeks Before Last Frost Bloom Time: Mid Summer - Early Fall Hardiness Zone: 5 - 9 (& Reseeds Itself Easily) Plant height: 48 - 72" Plant Spacing: 24 - 36" Light Requirements: Sun Soil & Water Preferences: Average