The "String of Pearls" plant (Senecio rowleyanus) is a popular succulent known for its distinctive appearance. Here's some information about it:

1. Appearance: The String of Pearls plant has long, trailing stems that resemble strings of small, spherical leaves, hence the name "String of Pearls." The leaves are usually green, sometimes with a slight bluish tint, and can look like tiny beads or pearls strung together.

2. Growing Conditions: This plant is native to South Africa and is typically grown indoors as a houseplant in many parts of the world. It prefers bright, indirect light and well-draining soil. It's important not to overwater, as the plant is susceptible to root rot.

3. Care: This succulent is relatively low-maintenance but does require occasional watering when the soil is dry. It's important to avoid getting water on the leaves, as they can easily rot. Regular pruning can help maintain its trailing shape and encourage bushier growth.

4. Decorative Use: String of Pearls is often used in hanging baskets or as trailing plants in pots, where their unique appearance adds a touch of whimsy to indoor spaces. They can also be incorporated into terrariums or mixed succulent arrangements.

Overall, the String of Pearls plant is prized for its unusual appearance and ease of care, making it a popular choice for succulent enthusiasts and indoor gardeners.