UCCE Sacramento County Master Gardeners - Landscape Gem – Blue Chalk Sticks (Senecio mandraliscae) is a double-take succulent. The common name suggests the powdery blue leaves resemble sticks of chalk. They're water-efficient,
Blue Chalk Sticks, Blue Stick Succulent - Senecio Mandraliscae Live Plant | eBay
Rooted Blue Chalk Sticks Plant Chalk Fingers Succulent Good - Etsy Denmark