Ceropegia woodii

String of Hearts Care & Identification Guide

The String of Hearts, or Rosary Vine, is a highly graceful, fast-growing trailing succulent native to South Africa. Famous for its delicate, thread-like purple vines decorated with small, heart-shaped, silver-veined leaves with purple undersides, it is completely non-toxic and pet-safe. It is widely celebrated by botanists for its distinct environmental adaptability and structural appeal.

Sunlight Bright Indirect

Watering Low

Soil Mix Highly porous

Temperature 18°C - 27°C

Toxicity Non-toxic

Botanical macro photography of String of Hearts (Ceropegia woodii) - Plant AI care database

How to Identify String of Hearts

A delicate trailing vine with slender purple stems carrying small, thick, heart-shaped leaves with silver patterns.

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Key Visual Features: Wire-like purple trailing stems carrying opposite pairs of heart-shaped succulent leaves with silver lace patterns and purple backs.
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Color Variations: Silver-gray, olive green, and rich purple undersides; stems are dark purple.
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Common Confusions: Sometimes confused with String of Spades or String of Turtles, but distinguished by its perfect heart shape and silver lace-like top pattern.

💡 Plant AI Tip: Not sure? Take a photo with Plant AI to identify your houseplants instantly.

Complete Care & Cultivation Guide

Follow our detailed scientific care guide to keep your String of Hearts thriving and gorgeous all year round.

String of Hearts requires a highly measured water supply. Typically, water thoroughly until it drains out of the bottom holes only when the top soil layer becomes dry. Based on its specific characteristics: Low (Water thoroughly only when the soil is 100% dry; highly drought-tolerant). Never allow the roots to sit in stagnant water as it leads to root decay. Reduce watering significantly during autumn and winter dormant phases.

Prune String of Hearts during its active spring growing season to control shape and size. Use sterilized sharp bypass shears to make clean cuts just above a leaf node, stimulating bushier branch growth. Gently trim off old, naturally yellowed lower foliage to maintain clean aesthetics.

Apply a balanced liquid organic houseplant foliage fertilizer (such as a 10-10-10 ratio) once a month during spring and summer. Dilute the fertilizer to half strength to avoid burning the delicate roots. Stop all fertilizer feeds during winter months when active vegetative growth slows down.

String of Hearts requires Bright, Indirect Light (Needs good light to maintain pink margins and silver variegation; tolerates some direct sun). Provide bright, consistent indirect filtered sunlight daily. Avoid exposing the foliage to harsh direct midday sun which can easily bleach, scorch, or dry out the delicate leaves.

The optimal substrate for String of Hearts is a loose, rich, exceptionally fast-draining potting soil. Based on requirements: Highly porous, fast-draining succulent potting mix containing perlite and pumice (pH 6.0-7.0). A standard high-aeration mix consists of 50% organic peat moss or coco coir, 30% chunky orchid bark or pumice, and 20% coarse perlite to facilitate excellent oxygen circulation.

Propagate String of Hearts easily using offsets or leaf cuttings. Carefully separate mature offsets or pups from the mother plant in spring. Let the cut calluses dry for 2 days, dip in rooting hormone, and plant in dry cactus soil.

Thrives in standard warm environmental conditions: 18°C - 27°C (65°F - 80°F); protect from winter drafts below 10°C. Keep the plant safe from cold drafts, drafty windows, air conditioning vents, or direct heaters. Ensure winter protection is maintained to prevent cellular damage and floppy leaf decay.

Choose a heavy unglazed clay or terracotta container with multiple bottom drainage holes. Terracotta allows excess soil moisture to breathe and evaporate safely. Repot the plant every 1 to 2 years in spring, upgrading to a container that is 2 inches wider.

Regularly inspect String of Hearts leaves for spider mites spinning fine webs under dusty leaves, cottony mealybugs hiding in leaf joints, or scale insects on stems. Treat immediately by wiping foliage with organic neem oil solution or spraying with mild insecticidal soap every 7 days.

String of Hearts can be affected by: • **Root Rot (Overwatering)**: Symptoms include Heart-shaped leaves turn yellow, soft, and drop; purple vines shrivel and turn dark near the soil.. *Action*: Drastically reduce watering. Trim off rotted stems, repot the remaining healthy roots into dry cactus soil, and let dry. | • **Loss of Variegation**: Symptoms include New heart-shaped leaves grow solid green with very little silver pattern; vine nodes are far apart.. *Action*: Move the plant immediately to a brighter window with plenty of bright indirect light or morning sun.. Always prioritize soil drainage and proper air circulation. Spray leaves with organic fungicides like copper fungicide or chamomile tea sprays to prevent bacterial leaf spot spreads.

The secret to a gorgeous String of Hearts is consistent placement and cleaning. Avoid rotating or moving the plant frequently as sudden environmental shifts can induce shock. Wipe leaves with a damp microfiber cloth monthly to clear dust and enhance natural photosynthesis.

Common Diseases & Treatment

Root Rot (Overwatering)

Symptoms: Heart-shaped leaves turn yellow, soft, and drop; purple vines shrivel and turn dark near the soil.

Action: Drastically reduce watering. Trim off rotted stems, repot the remaining healthy roots into dry cactus soil, and let dry.

Loss of Variegation

Symptoms: New heart-shaped leaves grow solid green with very little silver pattern; vine nodes are far apart.

Action: Move the plant immediately to a brighter window with plenty of bright indirect light or morning sun.

Frequently Asked Questions

What are the little potato-like balls on my String of Hearts vines?

Those are aerial tubers (or corms)! They store water and nutrients for the plant. If they touch the soil, they will grow roots, which is a great way to propagate!

Is the String of Hearts safe for my cats?

Yes! Ceropegia woodii is 100% non-toxic and completely pet-safe for cats and dogs. It is safe even if pets touch or chew on its trailing vines.

How often should I water my String of Hearts?

Water every 2 to 3 weeks. Always ensure the potting soil is completely bone-dry throughout the container before watering again. Squeeze the leaves gently—if they are stiff, they don't need water!

How do I make my String of Hearts look fuller at the top?

Take the trailing vines and coil them flat on top of the soil inside the pot. The small tubers along the vines will root into the dirt, quickly sending up new vines to thicken the plant.