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Plant care

Hibiscus syriacus 'Aphrodite' (Aphrodite rose of Sharon) care

Hibiscus syriacus 'Aphrodite'

Also called Aphrodite rose of Sharon, pink rose of Sharon Aphrodite.

RHS H5USDA 5-9Pet-safeIndoor Typically 2-3 m tall and 1.5-2 m wide at maturity

Watering rhythm

10-14days

Weekly while establishing; every 10-14 days once mature unless rainfall is sparse

Light

Direct sun (at least 4-6 hours)

Soil

Moist but well-drained, fertile loam

Humidity

40-70%

Temp

-23 to 35°C

Pet safety

Pet-safe

Mature size

Typically 2-3 m tall and 1.5-2 m wide at maturity

Care at a glance

Light

Most houseplants will scorch where hibiscus syriacus 'aphrodite' thrives. Give it the windowsill you'd otherwise leave empty because everything else burned there. Wants full sun, at least 6 hours of direct light daily, for the heaviest flowering. It tolerates light afternoon shade but bloom count drops and growth becomes leggy in deeper shade. A plant moved abruptly from low light to direct sun bleaches in 48 hours — always acclimatise over a week.

Watering

Aim for weekly while establishing; every 10-14 days once mature unless rainfall is sparse for hibiscus syriacus 'aphrodite', but treat that as a starting point rather than a rule. A south-facing summer windowsill will dry the pot twice as fast as a north-facing winter room. Lift the pot; if it feels noticeably lighter than it did wet, water it. Keep soil evenly moist the first two seasons. Established shrubs are moderately drought-tolerant but flower best with steady moisture in summer; deep, infrequent soaks beat light sprinkling. Avoid waterlogging.

Soil and pot

Hibiscus syriacus 'Aphrodite' grows best in moist but well-drained, fertile loam. Adaptable to clay, loam, sand and chalk across a wide pH (slightly acidic to alkaline). Improve heavy or poor soils with organic matter; the one thing it dislikes is permanently wet, badly drained ground. 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

Hibiscus syriacus 'Aphrodite' sits happiest at around 40-70% humidity and -23 to 35°C (-10 to 95°F). An outdoor shrub indifferent to ambient humidity; thrives in typical UK and US garden conditions. No misting or special humidity management is needed. 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 hibiscus syriacus 'aphrodite' sparingly. Feed in early spring with a balanced slow-release shrub fertiliser or a generous mulch of well-rotted compost. A second light feed in early summer supports flowering. Avoid high-nitrogen feeds, which push leafy growth at the expense of blooms. 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 hibiscus syriacus 'aphrodite' in the Growli community. Each is annotated with the most common cause so you know where to start.

  • Few or no flowersUsually too much shade, over-feeding with nitrogen, or a late frost killing flower buds. Site in full sun and use a balanced feed.
  • Aphids and whiteflySoft new growth and flower buds attract aphids, sometimes Japanese beetles in the US. Hose off colonies or treat with insecticidal soap; encourage ladybirds.
  • Bud dropUnopened buds yellowing and dropping signals irregular watering or sudden drought stress in hot spells. Keep soil moisture steady through bloom.
  • Late leafing-outThis species breaks dormancy late, often well into May. Gardeners may wrongly assume the plant is dead; scratch-test a stem before pruning out.

Propagation

Propagate from softwood cuttings in early summer or semi-ripe cuttings in late summer, rooted under cover. Named cultivars like 'Aphrodite' will not come true from seed, so cuttings are the reliable route. 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

Hibiscus syriacus 'Aphrodite' is pet-safe. The ASPCA lists Hibiscus syriacus (Rose of Sharon) as non-toxic to dogs, cats and horses. As with any plant, eating large amounts of foliage or flowers may cause mild, transient gastrointestinal upset, but it is not classed as poisonous. 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.

Hibiscus syriacus 'Aphrodite' care — frequently asked questions

What is the common name for Hibiscus syriacus 'Aphrodite'?

Hibiscus syriacus 'Aphrodite' is most commonly called Hibiscus syriacus 'Aphrodite', but it is also known as Aphrodite rose of Sharon, pink rose of Sharon Aphrodite. The names refer to the same species, so care instructions for Hibiscus syriacus 'Aphrodite' apply identically to anything sold as Aphrodite rose of Sharon.

How much light does hibiscus syriacus 'aphrodite' need?

Hibiscus syriacus 'Aphrodite' grows best in direct sun (at least 4-6 hours). Wants full sun, at least 6 hours of direct light daily, for the heaviest flowering. It tolerates light afternoon shade but bloom count drops and growth becomes leggy in deeper shade.

How often should I water hibiscus syriacus 'aphrodite'?

Water hibiscus syriacus 'aphrodite' weekly while establishing; every 10-14 days once mature unless rainfall is sparse. Keep soil evenly moist the first two seasons. Established shrubs are moderately drought-tolerant but flower best with steady moisture in summer; deep, infrequent soaks beat light sprinkling. Avoid waterlogging. 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 hibiscus syriacus 'aphrodite' toxic to cats and dogs?

Hibiscus syriacus 'Aphrodite' is pet-safe. The ASPCA lists Hibiscus syriacus (Rose of Sharon) as non-toxic to dogs, cats and horses. As with any plant, eating large amounts of foliage or flowers may cause mild, transient gastrointestinal upset, but it is not classed as poisonous.

What USDA hardiness zone does hibiscus syriacus 'aphrodite' grow in?

Hibiscus syriacus 'Aphrodite' is rated for USDA zone 5-9 and RHS hardiness H5. Outside that range, grow it as a container plant that overwinters indoors before the first hard frost.

Hibiscus syriacus 'Aphrodite' deep-dive guides

Every aspect of hibiscus syriacus 'aphrodite' care, each with its own calibrated guide:

Featured in these plant shortlists

Hibiscus syriacus 'Aphrodite' qualifies for 11 curated Growli shortlists — each one filtered objectively from our structured plant-care library, so the selection is consistent and checkable:

Related guides

Hibiscus syriacus 'Aphrodite' is also commonly called Aphrodite rose of Sharon or pink rose of Sharon Aphrodite.