Saw Palmetto (Serenoa repens)

Saw Palmetto

Serenoa repens

Fan-shaped fronds bring coastal warmth to landscapes. Slow-growing evergreen palm; common name: saw palmetto.

Full sun
1–2/week
Beginner
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Plant Needs

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Sunlight Full sun to partial shade; tolerates coastal salt spray and dry, windy conditions
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Watering Water deeply and infrequently; drought-tolerant once established, avoid waterlogged soil
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Temperature Hardy to -10°C; tolerates high summer heat and coastal humidity without significant stress
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Characteristics

  • Leaf: Fan-shaped, blue-green fronds with sharp, saw-toothed petioles.
  • Flower: Small, creamy-white, fragrant panicles.
  • Fruit: Oval, black-purple drupes when mature.
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Care Guide

Watering

Water every 7–10 days during prolonged dry spells

Fertilization

Apply slow-release palm fertilizer once at the start of growing season. Avoid high-nitrogen fertilizers that can cause frond tip burn

Eggshell powder topdressing:Crush dried eggshells into fine powder; sprinkle lightly on soil surface to boost calcium levels without burning delicate root systems
Pruning
  • Remove brown, dead fronds at the base to maintain a tidy appearance
  • Avoid pruning green fronds, as they produce energy for the plant’s growth
  • Thin overcrowded clumps every 3–5 years to improve airflow and reduce pest risk
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: Non-toxic to cats

Humans: No known toxic effects to humans

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Garden Uses & Culture

Culture: Symbolizes coastal resilience in Southeastern American landscaping

Usage: Ornamental coastal garden plant; mature fruit used in herbal supplements for prostate health