Senecio mandraliscae
Blue Chalk Sticks, Blue Finger, Blue Stick Succulent
| Family |
| Asteraceae |
| Genus |
| Senecio |
| Species |
| mandraliscae |
| Category |
| Perennials, Tropicals |
| Type |
| Shrub (evergreen) |
| Synonyms |
| Senecio talinoides subs. mandraliscae, Curio talinoides var. mandraliscae, Kleinia comptonii hort. Kleinia mandraliscae, Senecio mandraliscae |
| USDA Hardiness Zone |
| 9b - 12 |
| Canadian Hardiness Zone |
| Requires cold season protection under glass. |
| RHS Hardiness Zone |
| H1b - H3 |
| Temperature (°C) |
| -5 - 15 |
| Temperature (°F) |
| 23 - 59 |
| Height |
| 0.30 - 0.45 m |
| Spread |
| 0.6 - 0.9 m |
| General Description |
| A mysterious taxon, probably hybrid, distinguished from the standard Senecio talinoides by a marked juvenile phase characterized by short branches and short leaves that are similar to those of Senecio citriformis. |
| Cultivation |
| Grows as a ground cover. Drought tolerant, but will accept irrigation. |
| Bark/Stem Description |
| Branched, long, tubular, stout. |
| Leaf Description |
| 7-15 cm long, 0.8-1.3 cm in diameter. Encircles the trailing stems or reduced to tufts at the stem tips. Erect or arching. Very fleshy. |
| Flower Description |
| Very small flowers that grow in clusters of 10-25, located at the end of stems held above the foliage. |
| Fruit Description |
| The fruit are long and thin and have a conspicuous feathery pappus attached that functions as a "parachute" which enables the seed to be dispersed by the wind. |
| Colour Description |
| It is the bluest of the "talinoides". Has a white coating. Flowers are white and yellow. |
| Texture Description |
| Has a waxy coating that protects from hot, sunny, and dry conditions. |
| Notable Specimens |
| Centennial Conservatory, Thunder Bay, Ontario, Canada. |
| Propagation |
| It is easy to propagate by cuttings in late spring to summer, just take a cutting of the plant let it dry for 1 or 2 weeks and put it in the ground with ideal soil conditions. Once established, this plant provides a source of cuttings to give away or to fill gaps in the garden. |