Growli

Plant care

Statice (Wavyleaf sea lavender) care

Limonium sinuatum

Also called Statice, Wavyleaf sea lavender, Annual statice, Notchleaf marsh-rosemary.

RHS H3USDA 8-11Pet-safeIndoor 30–60 cm tall by 25–40 cm wide (12–24 in × 10–16 in)

Watering rhythm

Direct sun (at least 4-6 hours)

Low to moderate — allow soil to dry between waterings

Light

Direct sun (at least 4-6 hours)

Soil

Light, sandy or loamy, well-drained soil; neutral to slightly alkaline pH; tolerates poor fertility

Humidity

Low to moderate

Temp

10°C to 30°C (growing season); frost-tender below 0°C

Pet safety

Pet-safe

Mature size

30–60 cm tall by 25–40 cm wide (12–24 in × 10–16 in)

Care at a glance

Light

Aim for at least 4-6 hours of direct sun on the leaves. Requires full sun for the longest, most prolific flowering season; plants in partial shade produce fewer blooms with weaker stems unsuitable for cut-flower use. If your only bright window faces south, that's perfect for statice — same window any aroid would fry on.

Watering

Watering statice: low to moderate — allow soil to dry between waterings. 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. Water established plants moderately; overwatering on heavy soil is the most common cause of failure. Once plants are in active growth and flowering, they tolerate periods of drought well.

Soil and pot

Statice grows best in light, sandy or loamy, well-drained soil; neutral to slightly alkaline ph; tolerates poor fertility. Avoid heavy clay or moisture-retentive composts; sandy loams with added grit suit this plant perfectly. Salt tolerance makes it an excellent choice for seaside gardens. 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

Statice sits happiest at around Low to moderate humidity and 10°C to 30°C (growing season); frost-tender below 0°C (50°F to 86°F (growing season); frost-tender below 32°F). Prefers dry, airy conditions; high humidity combined with poor drainage can promote root and crown rots, particularly after transplanting. If you keep the room above 10°C to 30°C (growing season); frost 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 statice sparingly. Apply a liquid balanced fertiliser every 4 weeks from transplanting until buds show colour; once in full bloom, feeding is largely unnecessary and can shorten the display. 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 statice in the Growli community. Each is annotated with the most common cause so you know where to start.

  • Powdery mildewGrey-white fungal coating on leaves and stems is common in humid conditions or during periods of water stress. Ensure good air circulation around plants, avoid overhead watering, and remove badly affected growth promptly.
  • Botrytis (grey mould) in cool, wet conditionsWet, overcast summer weather can trigger Botrytis cinerea on dense flower clusters, turning petals grey and mushy. Space plants well to improve airflow and remove any dead or dying flower material promptly.

Propagation

Sow seed indoors 8–10 weeks before the last frost date at 18–21°C, pressing seed lightly onto the surface as it needs light to germinate; prick out carefully as seedlings resent root disturbance. In USDA zones 8–11 it can also be direct-sown in autumn. Named cultivars do not come true from seed and are best purchased as plug plants. 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

Statice is pet-safe. Limonium (statice) is explicitly listed by the ASPCA as a non-toxic plant for cats and dogs in their safe-bouquet guidance. Ingestion of plant material may occasionally cause mild, transient gastrointestinal upset simply due to the plant being a non-food item, but there are no known toxic principles. 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.

Statice care — frequently asked questions

What is the common name for Limonium sinuatum?

Limonium sinuatum is most commonly called Statice, but it is also known as Statice, Wavyleaf sea lavender, Annual statice, Notchleaf marsh-rosemary. The names refer to the same species, so care instructions for Statice apply identically to anything sold as Wavyleaf sea lavender.

How much light does statice need?

Statice grows best in direct sun (at least 4-6 hours). Requires full sun for the longest, most prolific flowering season; plants in partial shade produce fewer blooms with weaker stems unsuitable for cut-flower use.

How often should I water statice?

Water statice low to moderate — allow soil to dry between waterings. Water established plants moderately; overwatering on heavy soil is the most common cause of failure. Once plants are in active growth and flowering, they tolerate periods of drought well. 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 statice toxic to cats and dogs?

Statice is pet-safe. Limonium (statice) is explicitly listed by the ASPCA as a non-toxic plant for cats and dogs in their safe-bouquet guidance. Ingestion of plant material may occasionally cause mild, transient gastrointestinal upset simply due to the plant being a non-food item, but there are no known toxic principles.

What USDA hardiness zone does statice grow in?

Statice is rated for USDA zone 8-11 (grown as annual in zones 3-7) and RHS hardiness H3. Outside that range, grow it as a container plant that overwinters indoors before the first hard frost.

Statice deep-dive guides

Every aspect of statice care, each with its own calibrated guide:

Featured in these plant shortlists

Statice qualifies for 9 curated Growli shortlists — each one filtered objectively from our structured plant-care library, so the selection is consistent and checkable:

Related guides

Statice is also known as Statice, Wavyleaf sea lavender, Annual statice, and Notchleaf marsh-rosemary.