Lychee (Litchi chinensis)

Lychee

Litchi chinensis

Juicy ruby fruits hide sweet summer sunshine. Evergreen tropical tree; common name: lychee.

Full sun
2–3/week
Moderate
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Plant Needs

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Sunlight Full sun to partial shade; requires bright, direct sunlight for optimal fruiting; partial shade can protect young trees from extreme heat
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Watering Water deeply and regularly during active growth and fruiting seasons; allow topsoil to dry slightly between waterings to avoid root rot
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Temperature Thrives in warm tropical to subtropical climates; temperatures below 10°C can damage young trees and inhibit flowering
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Characteristics

  • Leaf: Glossy, leathery pinnate leaves with 2–4 pairs of elliptical leaflets; dark green above, pale green beneath
  • Flower: Small, yellow-green panicles with hundreds of tiny, fragrant blooms
  • Fruit: Round, rough-textured red rind enclosing translucent white sweet aril and large brown seed
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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 consistently moist but not waterlogged; increase frequency during fruit development

Fertilization

Apply balanced, slow-release fertilizer every 4 weeks to support flowering. Avoid over-fertilizing, as this can reduce fruiting and cause leaf burn

Banana peel compost tea:Soak fully composted banana peels in water for 3 days, dilute 1:20, and use as a root drench to boost fruit production
Pruning
  • Remove dead, diseased, or crossing branches in late winter before new growth begins
  • Thin overcrowded inner branches to improve air circulation and light penetration for fruiting
  • Trim excessive new growth to maintain a manageable tree height and encourage fruiting wood development
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Pet & Human Toxicity & Emergency Guide

⚠️ Toxic to Pets (Cats & Dogs)

Toxicity Warning: Veterinary toxicology registers Lychee (Litchi chinensis) 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.

Emergency Plant Scan
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Troubleshooting & Common Plant Problems

Quick diagnostic guide for common care issues affecting Lychee (Litchi chinensis):

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 Lychee?

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 Lychee?

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

Is Lychee toxic to pets?

ASPCA: Seeds are toxic; ingestion may cause vomiting, abdominal pain, lethargy, and potential hypoglycemia

When should I repot my Lychee?

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 good fortune, romance, and family reunion in Chinese and Southeast Asian cultures

Usage: Commercial and home fruit production; ornamental shade tree in tropical landscapes

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