String of Pearls (Senecio rowleyanus) Watering Guide & Care

Watering String of Pearls Correctly

String of Pearls (Senecio rowleyanus) is a striking trailing succulent, with cascading stems covered in small, pea-like spherical leaves that store water like tiny reservoirs. It's stunning in a hanging planter, but its unusual leaf shape makes overwatering more consequential than with most succulents, since a single soggy watering can affect an entire trailing stem at once.

Let It Dry Out Completely

Allow the soil to dry out entirely between waterings — the pearls themselves will pucker or slightly shrivel as a natural signal that it's time. Because water can pool between the densely packed pearls and encourage rot at the base, watering from the bottom (setting the pot in a shallow tray of water until the soil wicks it up) is often safer than watering from above, especially for densely trailing, mature plants.

Overwatering Is the Main Threat

Pearls that turn soft, translucent, or fall off easily are the clearest sign of overwatering and stem rot, which spreads quickly through the trailing stems if not caught early. If you catch rot early, cut away affected stems immediately, well back into healthy tissue; healthy stems can be propagated from cuttings laid directly on top of moist soil to replace lost growth.

Light and Soil

String of Pearls needs bright light, including some direct morning sun, to keep the pearls plump and prevent leggy, sparse growth with stretched gaps between beads. Use a fast-draining succulent or cactus mix, and never let the pot sit in a saucer of standing water.

Seasonal Adjustments

Watering needs drop noticeably in winter as growth slows, so cut back to roughly half the summer frequency to avoid rot during the coldest, dimmest months. Use our calculator to establish a conservative watering interval matched to your light conditions.