Sea Squill (Drimia maritima)

Sea Squill

Drimia maritima

Its fleshy bulbs store resilience against coastal drought, a quiet sentinel of salt-sprayed shores. Bulbous perennial herb; common names: sea squill, sea onion.

Full sun
1–2/week
Moderate
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Plant Needs

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Sunlight Full sun to partial sun; tolerates coastal salt spray and dry, windy conditions
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Watering Allow soil to dry completely between waterings; avoid overwatering to prevent bulb rot
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Temperature Hardy to 5°C; tolerates mild frost; avoid prolonged exposure to temperatures below 0°C
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Characteristics

  • Leaf: Basal strap-shaped fleshy leaves up to 60 cm long; emerge after flowering
  • Flower: Dense raceme of small star-shaped white or pale pink blooms on erect tall scape
  • Bulb: Large tunicated bulb with thick fleshy scales for water and nutrient storage
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Horticulturist's Insider Field Notes (No AI Fluff)

The Golden 'Finger Test' Rule

Never water on a strict calendar. Stick your index finger 2 inches into the soil. If it feels cool and damp, wait 2–3 days. If bone dry, water thoroughly until it drains from the bottom holes.

Empty the Saucer After 20 Minutes

The #1 houseplant killer is water sitting in the catch tray. Stagnant runoff water starves roots of oxygen and causes root rot.

Turn the Pot Every 2 Weeks

Houseplants naturally lean toward the nearest window light. Give the pot a quarter-turn biweekly to maintain balanced, symmetrical architecture.

Wipe the Dust Away

Dust on leaves acts like a heavy sunshade. Gently wipe broad foliage with a damp cloth monthly to maximize photosynthesis and air purification.

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Care Guide

Watering

Keep soil slightly dry; water only when top 10 cm of soil is completely dry

Fertilization

Diluted balanced liquid feed once every 2 months. Use low-nitrogen feed to support bulb development rather than foliage growth

Eggshell powder top dressing:Crush dried eggshells into fine powder; sprinkle 1–2 tbsp around the bulb base, avoiding direct contact with the bulb neck to prevent irritation or rot
Pruning
  • Remove spent flower scapes after blooming to conserve bulb energy for next year's growth
  • Trim yellowing leaves only after they die back naturally to avoid damaging the bulb
  • Divide overcrowded bulbs in early spring; handle bulbs carefully to avoid skin irritation from sap
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Pet & Human Toxicity & Emergency Guide

⚠️ Toxic to Pets (Cats & Dogs)

Toxicity Warning: Veterinary toxicology registers Sea Squill (Drimia maritima) as possessing biochemical compounds (such as insoluble oxalates, alkaloids, or saponins) that pose ingestion hazards to felines and canines.

Feline Ingestion Risks (Cats)

Oral pain, hypersalivation (excessive drooling), pawing at mouth, swelling of tongue or lips, vocalization, and vomiting.

Canine Ingestion Risks (Dogs)

Oral mucosal irritation, gagging, retching, lack of appetite, lethargy, diarrhea, and difficulty swallowing.

Immediate Emergency First-Aid

Do NOT induce vomiting without veterinary instructions! Carefully remove remaining plant pieces, gently rinse mouth with cool water, and monitor breathing.

🚨 Pet Ingestion Emergency? Instant Plant & Toxicity Scan

Chewed leaf or stem? Open PlantFun App to scan the plant, immediately verify the botanical species, and view ASPCA toxicity severity ratings & vet first-aid advice.

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Troubleshooting & Common Plant Problems

Quick diagnostic guide for common care issues affecting Sea Squill (Drimia maritima):

Yellowing Leaves

Most commonly caused by overwatering or poor drainage. Ensure topsoil dries out between waterings and check for root ventilation.

Brown or Crispy Leaf Tips

Low ambient humidity, hard tap water minerals, or direct midday sunburn. Increase humidity and use filtered water.

Drooping or Wilting Foliage

Indicates dehydration or root damage from prolonged waterlogging. Inspect soil moisture and root firmness.

Common Pests (Spider Mites, Aphids)

Dry indoor air encourages pests. Wipe leaves with a damp cloth and treat with insecticidal soap or neem oil.

🌿 Instant AI Plant Health Check

Take a photo of any leaf on PlantFun App to get instant diagnosis of diseases, pests, and custom care recovery steps.

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Propagation & Repotting Guide

  • Taking Cuttings: During active spring or summer growth, take a healthy 4–6 inch cutting just below a node using clean shears.
  • Rooting Medium: Place cuttings in fresh water or moist perlite mix in bright, indirect light; refresh water weekly.
  • Potting Up: Transplant into well-draining potting mix once roots reach 2 inches in length (typically 3–5 weeks).
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Seasonal Care Calendar

  • Spring & Summer (Active Growth): Water thoroughly as topsoil dries; apply diluted balanced fertilizer monthly; encourage steady growth.
  • Autumn (Transition): Gradually reduce watering frequency as daylight hours shorten; discontinue fertilization.
  • Winter (Dormancy): Water sparingly only when soil is mostly dry; protect from cold window drafts; keep in warm room.
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Frequently Asked Questions

How often should I water my Sea Squill?

Water thoroughly when the top 1–2 inches of soil feel dry. In active growth (spring/summer), water every 1–2 weeks; reduce significantly in winter.

Where is the best indoor location for Sea Squill?

Position in bright, filtered indirect light (e.g., near an east or south-facing window with sheer curtains). Avoid harsh direct midday sun.

Is Sea Squill toxic to pets?

ASPCA: Toxic; ingestion leads to vomiting, diarrhea, irregular heartbeat, weakness, and potential collapse

When should I repot my Sea Squill?

Repot every 1–2 years in spring when roots outgrow the drainage holes or the soil depletes nutrients.

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Garden Uses & Culture

Culture: Symbolizes resilience in Mediterranean folklore; historically associated with coastal survival

Usage: Ornamental for drought-tolerant gardens; regulated extracts used in cardiac medications

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