Perennial – Lucerne Blue-Eyed Grass

Lucerne Blue-Eyed Grass

Botanical name: sisyrinchium angustifolium ‘lucerne’ 

Beginner friendly?: yes 

Average size at maturity: 6-12 inches in height and in spread 

Hardy zone: zones 5-9 

Growth rate: reaches fully mature size in first growing season 

Foliage color: green

Flower color: blue, yellow

Bloom time:  spring, summer 

Pruning instructions: deadhead withered blooms and foliage as needed 

Propagation methods: propagate by division every 2-3 years in the early spring 

Landscape use: edging, mixed borders, flower garden

Special features: deer resistant, rabbit resistant, attracts pollinators 

Light needs: 4-6 hours of sun per day 

Watering instructions: keep soil consistently moist but not soggy 

Fertilizing instructions : use a slow release balanced fertilizer once a year in the early spring 

Best time to plant: spring 

Best type of soil:  loam 

Companion plants: coneflower, foxglove, coreopsis 

Toxicity level: non-toxic for humans and pets 

Invasive species: no