Crassula perforata

Botanical Name — Crassula perforata

Common Name — String of buttons, Necklace vine

Plant Family — Crassulaceae

Background

Crassula perforata is a beautiful succulent plant in the Stonecrop family. Native to South Africa these plants like full sun, warm temperatures a low humidity. In their native habitat, they can be found on rocky slopes at high altitudes. Ideal as a ground cover in warmer climates or as a hanging plant that can be grown outdoors or indoors when temperatures drop, String of buttons is a lovely, low-maintenance plant with interesting texture and shape that makes a great and specimen for beginner and more experienced gardeners alike. 

Growth Requirements

Sun

• Crassula perforata prefer bright light, ideally some full sun. They will grow in light shade but may become leggy without enough light. 
• They would thrive in late afternoon sun. If possible give them a spot in a sill with southern or western exposure. 

Temperature/ Humidity 

• This arid plant likes high temperatures and low humidity. It will thrive in temperatures above 75°F, but avoid consistent temperatures below 45°F. Keep it indoors in a sunny windowsill during cooler months. 

Water

• This plant is super low-maintenance from a watering standpoint. Succulent leaves retain plenty of moisture so be sure to let the soil dry out completely in between waterings then water thoroughly, fully saturating the soil. 
• In the winter, when these plants are not actively growing, ease up on watering even more. 

Soil/Roots

• In their native environment, String of buttons grows on rocky cliffs in South Africa. At home, they’ll prefer gritty, well-drained soil. A good cactus or succulent mix would suffice. 
• Coco coir is a great amendment to improve moisture retention. Pumice is another great addition to improve grittiness and aeration. 

Flowering

• String of button flowers are small and inconspicuous. The plant sends out tall stems with small tubular flowers at the tips. 
• These plants flower during the spring and summertime, though they rarely bloom indoors. 

Fertilization

• Fertilization is not necessary, but if you are going to use one be sure to use one specifically made for cacti and succulents.
• Fertilize once every two weeks during the active growing season. This is limited to spring and summer in temperate climates.

Propagation

• These plants will propagate easily by stem cuttings or division. 

Health

Diseases

• This plant is not particularly prone to pests or diseases. Root rot can be a concern if it is overwatered. 
• Though this plant is low maintenance, it is always wise to keep an eye out for any bugs or spotting caused by disease. To help prevent any issues, prune away unhealthy leaves or stems.

Maintenance (pruning, legginess, repotting)

• These plants prefer to be root bound, so you’ll only need to repot once every two years.

Toxicity

• These plants are known to be toxic if ingested by animals and humans. Keep out of reach of children and pets.