Mountain Soursop (Annona montana)

Mountain Soursop

Annona montana

Its fragrant, creamy blooms yield tart, tropical fruit. Evergreen fruiting tree; common name: mountain soursop.

Full sun
2–3/week
Moderate
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Plant Needs

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Sunlight Requires full sun for optimal fruiting; young plants tolerate dappled partial shade
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Watering Water deeply when the top 5 cm of soil dries out; avoid standing water to prevent root rot
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Temperature Thrives in warm tropical temperatures; cannot tolerate frost below 10°C
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Characteristics

  • Leaf: Glossy, elliptical to oblong leaves; dark green upper surface, pale green underside
  • Flower: Pale yellow to cream-colored, fragrant blooms with three thick, fleshy petals
  • Fruit: Ovoid, spiny green fruit with white, tart, edible flesh when fully ripe
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Care Guide

Watering

Increase watering during fruiting season to keep soil consistently moist

Fertilization

Apply balanced organic fertilizer every 4 weeks. Cease fertilization during winter dormancy

Banana peel compost tea:Compost banana peels for 2–3 weeks, steep in water for 24 hours, dilute 1:20 for root drench; avoid raw peels to prevent pest infestations
Pruning
  • Prune dead or diseased branches in early spring to improve airflow
  • Thin overcrowded inner branches to allow sunlight penetration for fruit production
  • Trim back leggy shoots to maintain a compact, spreading growth form
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: Non-toxic; no known adverse effects from foliage or fruit flesh ingestion

Humans: Seeds contain small alkaloid concentrations; ingestion may cause mild gastrointestinal upset

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Garden Uses & Culture

Culture: N/A

Usage: Edible fruit production; ornamental tropical landscape tree