← Species • Family: Apocynaceae 🐾 Pet-Safe

String of Hearts (Ceropegia woodii)

Ceropegia woodii

Native to South Africa, Ceropegia woodii is a delicate trailing succulent admired for its dainty, thread-like stems adorned with paired, heart-shaped, silver-marbled leaves. It produces aerial storage tubers along its vines and at the crown, alongside peculiar, lantern-shaped purplish tubular flowers in summer.

📋 Core Botanical Care Parameters

☀️ Light Requirements

Prefers bright, indirect light; 2-3 hours of gentle morning sun enhances foliar variegation and purple undersides, but harsh direct afternoon sun must be avoided.

💧 Watering Frequency

Follow the soak-and-dry method, allowing 80-90% of the potting medium to dry out completely before watering thoroughly; reduce significantly in winter.

🏺 Soil Mix

60% inorganic pumice, lava grit, or perlite + 40% well-draining succulent peat.

❄️ Cold Tolerance

5°C (USDA Zone 10b)

🌱 Propagation Method

Easily propagated via stem cuttings, rooting aerial tubers, or the single-node butterfly method on moist substrate.

🐾 Pet Safety

This plant is non-toxic to cats and dogs and safe for pet-friendly homes.

💧

Smart Succulent Watering Calculator

Get a personalized watering schedule based on your plant species, pot, and season:

Botanical Algorithm v2.0

🌱 1. Plant Type

🏺 2. Pot Material

☀️ 3. Current Season & Climate

💡 4. Light Exposure

🎯 Recommended Watering Cycle Tailored for your plant

Every 8 - 10 Days

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Watering Method: Bottom Watering (Immersion)

⚠️

Golden Rule:

Never water until at least 80% of soil is completely dry!

🌿 Related Succulent & Cactus Species

All Species Profiles →

⚠️ Toxic to Pets Apocynaceae

Adenium obesum

Desert Rose (Adenium obesum)

Native to the arid regions of the Sahel and East Africa, Adenium obesum is a pachycaul deciduous succulent shrub renowned for its sculptured basal caudex. Prized in bonsai cultivation, it produces striking tubular flowers ranging from deep crimson to soft pink alongside thick, spirally arranged leaves. All vegetative parts secrete a highly toxic milky latex rich in cardiac glycosides.

❄️ 10°C / 50°F (USDA Zone 11 Inspect →

🐾 Pet-Safe Apocynaceae

Hoya kerrii

Sweetheart Plant (Hoya kerrii)

Native to Southeast Asia, Hoya kerrii is a climbing, semi-succulent epiphyte instantly recognized by its obcordate, thick, and heart-shaped foliage. Frequently marketed as a single rooted heart-shaped leaf, it requires a stem node to establish vigorous vine-like vegetative growth. In mature specimens, it produces hemispherical umbels of velvety, star-shaped cream flowers that exude distinctive rust-red nectar droplets.

❄️ 10°C (USDA Zone 11) Inspect →

🐾 Pet-Safe Apocynaceae

Stapelia gigantea

Giant Starfish Flower / Zulu Giant (Stapelia gigantea)

Native to southeastern Africa, Stapelia gigantea is renowned for its spineless, velvety, four-angled stems and astonishing starfish-shaped blooms that can span up to 40 cm across. Emitting a faint carrion scent to attract dipteran pollinators, this striking succulent features creamy-yellow petals intricately patterned with transverse crimson lines and fringed with soft hairs.

❄️ 5°C (USDA Zone 10b - 11) Inspect →

📖 Related Botanical Care Guides

All Care Guides →

Ceropegia Succulent Guide: Secrets of Growth, Care, and Caudex Development in Rare Species

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22 Sep 2026 •

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Ceropegia Succulent Guide: Secrets of Growth, Care, and Caudex Development in Rare Species

As some of the most captivating members of the Apocynaceae family, Ceropegia succulents are celebrated for their delicate vining stems, fleshy leaves, and distinctive lantern-shaped flowers. In this comprehensive guide, explore complete cultivation protocols from cellular morphology to mineral substrates for Ceropegia woodii, Ceropegia ampliata, and rare collector varieties.

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Pink Vygie (Oscularia caulescens): Complete Care & Growing Guide

Native to the windswept sandstone cliffs of South Africa, Oscularia caulescens (commonly known as the Pink Vygie or Dassievygie) is a mesmerizing member of the Aizoaceae family. Celebrated for its ruby-tinted woody stems, powder-dusted triangular leaves, and honey-scented pink blooms, this resilient succulent thrives with high sunlight and well-aerated soil. Discover its full horticultural care secrets in this comprehensive guide.

String of Hearts (Ceropegia woodii)

📋 Core Botanical Care Parameters

Smart Succulent Watering Calculator

🌿 Related Succulent & Cactus Species

Desert Rose (Adenium obesum)

Sweetheart Plant (Hoya kerrii)

Giant Starfish Flower / Zulu Giant (Stapelia gigantea)

📖 Related Botanical Care Guides

Ceropegia Succulent Guide: Secrets of Growth, Care, and Caudex Development in Rare Species

Yellow Coneflower (Echinacea paradoxa) in an Open Glass Terrarium: Limestone Glade Design & Substrate Layer Engineering

Pink Vygie (Oscularia caulescens): Complete Care & Growing Guide

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