Plant care
Cape Gold Everlasting (Cape Gold) care
Helichrysum splendidum
Also called Cape Gold Everlasting, Cape Gold, Three-lined Everlasting.
Watering rhythm
2-3weeks
Every 2–3 weeks in summer; once a month or less in winter
Light
Direct sun (at least 4-6 hours)
Soil
Poor to moderately fertile, neutral to alkaline, sharply drained
Humidity
Low (30–50 %)
Temp
-10 °C to 35 °C
Pet safety
Mildly toxic to pets
Mature size
60–120 cm tall and 60–90 cm wide
Care at a glance
Light
Aim for at least 4-6 hours of direct sun on the leaves. Requires full sun all day for its best compact shape and most vibrant silver foliage; partial shade results in leggy growth and reduced flowering. If your only bright window faces south, that's perfect for cape gold everlasting — same window any aroid would fry on.
Watering
Watering cape gold everlasting: every 2–3 weeks in summer; once a month or less in winter. The number that matters isn't the day of the week — it's how dry the top 2-3 cm of the pot feels. A finger in the soil tells you more than a watering app. After every watering, tip the saucer. Once established it is drought-tolerant; the main risk is overwatering. Allow the soil to dry out between waterings and keep very dry during cool winter months.
Soil and pot
Cape Gold Everlasting grows best in poor to moderately fertile, neutral to alkaline, sharply drained. Sandy, rocky or gravelly soils suit it best; add grit generously to garden beds. Avoid clay or rich potting compost, which retains too much water. A pot with a working drainage hole is non-negotiable for this species — even free-draining mix will turn soggy in a closed planter. If you love the look of a decorative pot without a hole, use it as a cachepot around an inner nursery pot you can lift out to water.
Humidity and temperature
Cape Gold Everlasting sits happiest at around Low (30–50 %) humidity and -10 °C to 35 °C (14 °F to 95 °F). Adapted to dry upland habitats; cold and wet in combination is damaging. Protect from cold, drying winds in winter and ensure good airflow around the plant. If you keep the room above year-round and avoid placing the plant near a cold draught, a hot radiator, or an air-conditioning vent, you have already handled the two biggest indoor stressors.
Fertilising
Feed cape gold everlasting sparingly. Apply a low-nitrogen slow-release fertiliser in spring only; overfeeding produces soft, rank growth that is less ornamental and more disease-prone. Skip fertiliser entirely on a stressed, recently-repotted, or actively wilting plant — fertiliser salts make damage worse, not better. Wait for a round of healthy new growth before resuming a feeding rhythm.
Common problems
Below are the issues we see most often on cape gold everlasting in the Growli community. Each is annotated with the most common cause so you know where to start.
- Root rot in wet or heavy soil — The leading cause of death in cultivation; blackened roots and wilting foliage in moist soil indicate fungal root infection. Plant in raised beds with added grit and improve drainage before symptoms worsen.
- Powdery mildew — Occasional white powdery patches on leaves, especially if plants are crowded or stressed. Improve airflow by thinning congested growth; the RHS notes this species may be susceptible.
Propagation
Take semi-ripe cuttings in mid- to late summer, root in gritty compost, and overwinter young plants under frost-free glass. Seeds can be sown in late winter under glass at 15–18 °C. Propagation is the cheapest, most satisfying way to expand a collection — and it doubles as insurance against losing a mature plant to an accident. Take a backup cutting once the parent is established and healthy.
Toxicity to pets
Cape Gold Everlasting is mildly toxic to pets. Helichrysum splendidum is not individually listed in the ASPCA Toxic and Non-Toxic Plant database. The genus contains camphor and other aromatic compounds that may cause gastrointestinal irritation if ingested. Classified here as mildly-toxic; consult a vet if a pet ingests the plant. If you keep cats, dogs, or curious children in the house, weigh placement carefully — a high shelf or a hanging planter is enough for casual safety. For severe ingestion incidents, call your local vet and the ASPCA Animal Poison Control Center (in the US, 888-426-4435).
Pet-safety status is sourced from the ASPCA Toxic and Non-Toxic Plant List, which catalogues the most-asked-about plants for cats, dogs, and horses.
Cape Gold Everlasting care — frequently asked questions
What is the common name for Helichrysum splendidum?
Helichrysum splendidum is most commonly called Cape Gold Everlasting, but it is also known as Cape Gold Everlasting, Cape Gold, Three-lined Everlasting. The names refer to the same species, so care instructions for Cape Gold Everlasting apply identically to anything sold as Cape Gold.
How much light does cape gold everlasting need?
Cape Gold Everlasting grows best in direct sun (at least 4-6 hours). Requires full sun all day for its best compact shape and most vibrant silver foliage; partial shade results in leggy growth and reduced flowering.
How often should I water cape gold everlasting?
Water cape gold everlasting every 2–3 weeks in summer; once a month or less in winter. Once established it is drought-tolerant; the main risk is overwatering. Allow the soil to dry out between waterings and keep very dry during cool winter months. The finger-test (or lifting the pot to feel its weight) beats a fixed weekly calendar because pot size, light, and season all change how fast the soil dries.
Is cape gold everlasting toxic to cats and dogs?
Cape Gold Everlasting is mildly toxic to pets. Helichrysum splendidum is not individually listed in the ASPCA Toxic and Non-Toxic Plant database. The genus contains camphor and other aromatic compounds that may cause gastrointestinal irritation if ingested. Classified here as mildly-toxic; consult a vet if a pet ingests the plant.
What USDA hardiness zone does cape gold everlasting grow in?
Cape Gold Everlasting is rated for USDA zone 6–10 and RHS hardiness H4. Outside that range, grow it as a container plant that overwinters indoors before the first hard frost.
Cape Gold Everlasting deep-dive guides
Every aspect of cape gold everlasting care, each with its own calibrated guide:
- Common cape gold everlasting problems & fixes
- Cape Gold Everlasting watering schedule
- Cape Gold Everlasting light requirements
- Best soil mix for cape gold everlasting
- Cape Gold Everlasting fertilizing guide
- When to repot cape gold everlasting
- How to propagate cape gold everlasting
- How to prune cape gold everlasting
- What's eating my cape gold everlasting?
- Cape Gold Everlasting growth rate & size
- Cape Gold Everlasting cold hardiness
- Cape Gold Everlasting temperature & humidity
- Is cape gold everlasting toxic to cats & dogs?
- Is cape gold everlasting toxic to cats?
- Is cape gold everlasting toxic to dogs?
- All 12 Helichrysum varieties
- Getting cape gold everlasting to bloom
Featured in these plant shortlists
Cape Gold Everlasting qualifies for 3 curated Growli shortlists — each one filtered objectively from our structured plant-care library, so the selection is consistent and checkable:
- Best drought-tolerant houseplants — Houseplants that prefer to dry out — forgiving of forgotten watering and ideal for travel or busy weeks.
- Best flowering houseplants — Indoor plants grown for their blooms — selected from the flowering species in Growli’s plant-care library.
- Best houseplants for full sun — Houseplants that want direct sun — the species for a hot south or west-facing windowsill where shade-lovers scorch.
- Browse all 29 plant shortlists — pet-safe, low-light, drought-tolerant and more
Related guides
Cape Gold Everlasting is also known as Cape Gold Everlasting, Cape Gold, and Three-lined Everlasting.