Rue - Ruta graveolens
Harty perennial with lacy blue green leaves. Small yellow flowers bloom in May-July. Forms a 24-36" tall mound.
USES: Ornamental
CARE: Plant in well drained soil in full sun.
HARDINESS: Perennial. Zones 5-9.
WARNING: Contact with fresh foliage can cause severe skin irritation in some people, especially on warm sunny days.