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Plant care

Common Stork's Bill (Redstem Filaree) care

Erodium cicutarium

Also called Common Stork's Bill, Redstem Filaree, Redstem Stork's Bill, Pinweed.

RHS H7USDA 3-11Mildly toxic to petsIndoor 5-15 cm tall (rosette)

Watering rhythm

Direct sun (at least 4-6 hours)

Naturally rain-fed; no supplemental watering needed for wild or meadow plantings

Light

Direct sun (at least 4-6 hours)

Soil

Sandy, poor, well-drained

Humidity

Low to moderate (30-65% RH)

Temp

-20 to 35°C

Pet safety

Mildly toxic to pets

Mature size

5-15 cm tall (rosette)

Care at a glance

Light

Most houseplants will scorch where common stork's bill thrives. Give it the windowsill you'd otherwise leave empty because everything else burned there. Requires full sun and does not establish in shaded ground; commonly found on open, well-drained, sun-exposed sandy or rocky soils — in the garden it will self-seed prolifically in sunny gravel paths and bare beds. A plant moved abruptly from low light to direct sun bleaches in 48 hours — always acclimatise over a week.

Watering

Aim for naturally rain-fed; no supplemental watering needed for wild or meadow plantings for common stork's bill, 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. Highly drought-tolerant thanks to a deep tap root; prefers dry to moderately moist, free-draining soil and will decline in wet, poorly drained locations.

Soil and pot

Common Stork's Bill grows best in sandy, poor, well-drained. Thrives in light sandy, loamy, or even gravelly soil of low to moderate fertility; avoids poorly drained or richly fertilised soils — most at home in the kind of lean, sunny conditions that suit wildflower meadows. 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

Common Stork's Bill sits happiest at around Low to moderate (30-65% RH) humidity and -20 to 35°C (-4 to 95°F). Tolerates wide humidity ranges as a naturalist annual; in persistently damp conditions it tends to become susceptible to damping-off when grown as a seedling, but established rosettes are quite resilient. 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 common stork's bill sparingly. No feeding required or desirable; on fertile soils the plant grows leggy and weedy rather than forming the neat, compact rosettes seen on poor ground. 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 common stork's bill in the Growli community. Each is annotated with the most common cause so you know where to start.

  • Uncontrolled self-seedingThe main management challenge: seed awns disperse actively and plants rapidly colonise bare soil in sunny positions; deadhead before the seed heads mature, or accept it as a self-seeding meadow plant and manage density by hoeing seedlings in spring.
  • Seed penetration in petsThe coiled, awned seeds can work their way into a dog's ears, paws, or coat and gradually penetrate skin, causing pain or infection; check dogs for seeds after garden visits during late summer and early autumn.

Propagation

Propagates exclusively by seed; sow in situ in autumn or early spring on disturbed, open, well-drained soil in full sun — pre-soaking seeds overnight improves germination speed. 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

Common Stork's Bill is mildly toxic to pets. Erodium cicutarium is not listed in the ASPCA Toxic Plants database (neither toxic nor confirmed non-toxic). In large quantities it has been associated with photosensitivity in sheep, suggesting the presence of bioactive compounds. As a precautionary classification, mildly-toxic is assigned until a definitive ASPCA or veterinary authority assessment is available. The coiled seeds also present a physical hazard, potentially penetrating a dog's skin or coat. Contact the ASPCA Animal Poison Control Center at (888) 426-4435 if concerned. 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.

Common Stork's Bill care — frequently asked questions

What is the common name for Erodium cicutarium?

Erodium cicutarium is most commonly called Common Stork's Bill, but it is also known as Common Stork's Bill, Redstem Filaree, Redstem Stork's Bill, Pinweed. The names refer to the same species, so care instructions for Common Stork's Bill apply identically to anything sold as Redstem Filaree.

How much light does common stork's bill need?

Common Stork's Bill grows best in direct sun (at least 4-6 hours). Requires full sun and does not establish in shaded ground; commonly found on open, well-drained, sun-exposed sandy or rocky soils — in the garden it will self-seed prolifically in sunny gravel paths and bare beds.

How often should I water common stork's bill?

Water common stork's bill naturally rain-fed; no supplemental watering needed for wild or meadow plantings. Highly drought-tolerant thanks to a deep tap root; prefers dry to moderately moist, free-draining soil and will decline in wet, poorly drained locations. 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 common stork's bill toxic to cats and dogs?

Common Stork's Bill is mildly toxic to pets. Erodium cicutarium is not listed in the ASPCA Toxic Plants database (neither toxic nor confirmed non-toxic). In large quantities it has been associated with photosensitivity in sheep, suggesting the presence of bioactive compounds. As a precautionary classification, mildly-toxic is assigned until a definitive ASPCA or veterinary authority assessment is available. The coiled seeds also present a physical hazard, potentially penetrating a dog's skin or coat. Contact the ASPCA Animal Poison Control Center at (888) 426-4435 if concerned.

What USDA hardiness zone does common stork's bill grow in?

Common Stork's Bill is rated for USDA zone 3-11 and RHS hardiness H7. Outside that range, grow it as a container plant that overwinters indoors before the first hard frost.

Common Stork's Bill deep-dive guides

Every aspect of common stork's bill care, each with its own calibrated guide:

Featured in these plant shortlists

Common Stork's Bill qualifies for 5 curated Growli shortlists — each one filtered objectively from our structured plant-care library, so the selection is consistent and checkable:

Related guides

Common Stork's Bill is also known as Common Stork's Bill, Redstem Filaree, Redstem Stork's Bill, and Pinweed.