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Annona squamosa (Sugar Apple)
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© Kashish Manchanda, some rights reserved (CC-BY-NC) · iNaturalist

Annona squamosa

Sugar Apple

Tropical Americas — exact origin unclear (possibly Caribbean or Central America); cultivated throughout the tropics for centuries

At a Glance

TypeTree
HabitUpright
Height120-240 inches (300-600 cm)
Width120-180 inches (300-450 cm)
Maturity7 years

Growing Zones

USDA Hardiness Zones

10 - 12
These zones indicate the coldest temperatures this plant can typically survive.
What's my zone? →
Frost Tolerancetender

Overview

Annona squamosa is the sugar apple (sweetsop), growing 120–240 inches (300–600 cm). The fruit 2.5–4 inches (6–10 cm) in diameter has a bumpy exterior composed of individual fused carpels that break apart into segments when ripe, revealing white custard-textured flesh with a flavor combining vanilla, banana, and pineapple notes. In the custard apple family (Annonaceae) — the genus includes cherimoya (A. cherimola), soursop (A. muricata), and atemoya (A. squamosa × A. cherimola). Hand-pollination improves fruit set significantly — the flowers exhibit protogynous dichogamy (the female parts are receptive before the male pollen is released on the same flower), which limits natural self-pollination. The seeds contain annonacin, a neurotoxin — do not chew or swallow seeds; spit them out. The fruit flesh does not contain the toxin and is safe to eat. Tropical: killed by frost. Zones 10–11 outdoors. Semi-deciduous — drops leaves during dry periods or cool weather. Full sun (6+ hours). Well-draining soil. Native to the tropical Americas and West Indies. Mealybugs and scale insects are the primary pests. Container culture possible at 15–25 gallons (60–95 liters) with indoor winter storage. Growth rate is moderate. Self-fertile with hand-pollination assistance.

Native Range

Annona squamosa is native to the tropical Americas — possibly Caribbean or Central America.

Suggested Uses

Grown in the ground in zones 10–11 or in containers of 15–25 gallons (60–95 liters) with indoor winter storage. Full sun. Hand-pollinate for fruit set. Seeds are toxic (annonacin) — do not chew or swallow. Fruit flesh is safe.

How to Identify

Identified by bumpy fruit 2.5–4 inches (6–10 cm) composed of fused carpels that separate when ripe, revealing white custard-textured flesh on a semi-deciduous tropical tree. The bumpy carpel-segment exterior is diagnostic for Annona. Distinguished from cherimoya (A. cherimola) by the more pronounced bumps and the smaller fruit size.

Appearance

Size & Dimensions

Height10' - 20'
Width/Spread10' - 15'

Reaches mature size in approximately 7 years

Colors

Flower Colors

Foliage Colors

Fall Foliage Colors

Bloom Information

Bloom Period

~6 weeks
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Yellow-green flowers 1 inch (2.5 cm) with protogynous dichogamy — hand-pollinate for fruit set. Fruit ripens 3–5 months after pollination. Semi-deciduous — may drop leaves during cool or dry periods.

Detailed Descriptions

Flower Description

Yellowish-green, fleshy, drooping — inconspicuous but fragrant

Foliage Description

Dark green, lance-shaped, aromatic when crushed

Growing Conditions

Sun Requirements

Requires 6-12 hours of direct sunlight daily
• Full Sun: 6+ hours of direct sunlight
• Partial Shade: 3-6 hours of direct sunlight
• Full Shade: Less than 3 hours of direct sunlight

Soil Requirements

pH Range6.0 - 7.5(Neutral)
357912
Soil Types
Drainagewell drained

Water & Climate

Water Needs

Medium

Frost Tolerance

tender

Time to Maturity

3-5 years to fruit

Drought Tolerance

Drought tolerant when established

Care & Maintenance

Care Guide

Full sun (6+ hours). Tropical — killed by frost. Well-draining soil. Hand-pollinate for fruit set (protogynous dichogamy limits natural pollination). Seeds are toxic (annonacin) — spit out, do not chew. Fruit flesh is safe. Mealybugs and scale. Zones 10–11.

Pruning

Prune for shape in early spring. Remove dead or crossing branches. The semi-deciduous habit means periodic leaf drop is normal during cool or dry periods.

Pruning Schedule

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late winter

Maintenance Level

moderate

Container Growing

✓ Suitable for container growing

Minimum container size: 20 gallons

⚠️ Toxicity Warning

Non-toxic