Crassula muscosa
Native range: South Africa
Known names: Watch Chain, Rattail Crassula, Zipper Plant, Lizard's Tail
Hardiness: Down to 30°F, heat tolerant
Mature Size: 1' Tall, creeping plant.
Light: Full sun, very bright, part shade
Water: Drought tolerant, water when soil is dry.
Soil: Succulent mix
Dormancy Period: Winter
Pet-Safe: No
Plant Size: 2.5" pot
 
Crassula muscosa almost looks aquatic...I will root into every pot it touches in a non-invasive way.