Syzygium guineense
Images by part: leaf (5) · flower (4) · fruit (2) · bark (0) · habit (2) · other (0)

Syzygium guineense

Water-pear · White umdoni · Waterberry · Woodland waterberry · Bicoloured waterberry

Tier 2 Difficulty: easy Water: low Light: partial_sun
Temperature
20–37 °C
Soil pH
6–7
Hardiness
Zone 10–12
Click count
118
Observations
45

Description

Source: leafsnap

Syzygium guineense (Bambara: Kokisa) is a leafy forest tree of the family Myrtaceae, found in many parts of Africa both wild and domesticated. Both its fruits and leaves are edible; the pulp and the fruit skin are sucked and the seed discarded. It is sometimes called "waterberry", but this may also refer to other species of Syzygium. Syzygium guineense is a highly variable species, leading to debate concerning its taxonomy, including its subspecies. Frank White lists four subspecies: afromontanum, barotsense, guineense, and huillense, the last of which is a suffrutex. However, many other subspecies and varieties have been proposed.Its height is usually between 10 and 15 meters, but some specimens have been found as tall as 25 meters. The trunk is broad and fluted and the crown rounded and heavy, with a bark that is smooth when young, but becomes rough and black with age. The branches are dropping, the stems are thick and angular. The young leaves are purple-red in color, but as they mature their color becomes dark green; the leaves in general are shiny and smooth on both surfaces, with a tip that is long but rounded, on a short grooved stalk. The flowers of S. guineense have white, showy stamens, in dense branched heads 10 centimeters across, yielding a honey-sweet smell that attracts many insects. In southern Ethiopia S. guineense is a much-appreciated shade tree for both the homestead and the home garden. Wild forms occur from sea level to an altitude of 2,100 meters. It prefers moist soils with a high water table beside rivers, but this species will also grow in open woodland. It is considered a famine food, eaten by subsistence farmers when their crops fail.

Care Guide

💧 Water

The water pear is well-suited to humid, tropical environments and prefers consistent moisture. While it can tolerate moderate drought conditions, it thrives in high humidity. To keep the plant hydrated without causing waterlogging, weekly watering is recommended. As an evergreen, the water pear needs a reliable water supply to maintain its foliage throughout the year.

☀️ Light Partial sun

Water pear is native to habitats such as forest understories or rocky areas, where it occurs in natural shade. It prefers partial sun but can tolerate full sun or full shade, reflecting its versatile and hardy nature.

Ideal: Partial sun
🌡️ Temperature 20–37.8°C

Water pear comes from tropical areas, where the climate is usually warm and humid. Consequently, it is well suited to high temperatures and humidity. It does not tolerate sudden shifts in temperature and prefers a steady thermal environment, so indoor temperature fluctuations should be avoided. It typically cannot withstand cold and needs warmer conditions to grow. If the surrounding temperature falls too low, the plant may stop growing or even die.

Ideal temperature: 20–37.8°C
💨 Humidity
Humidity:
🪴 Soil 6-7
Soil pH: 6-7
🌱 Fertilizer

Choose organic fertilizers (e.g., fish emulsion, compost) instead of chemical fertilizers for Water pear. Provide young plants with higher nitrogen and phosphorus during spring. Incorporate compost or fertilizer before or after planting. For mature plants, supplement in spring with a balanced fertilizer or one targeting specific deficiencies. Nutrient deficiency causes small leaves, short branches, yellow or bronze leaves, acidic fruits, premature fruit fall, and splitting.

🪴 Pot & Repot
✂️ Pruning

The water pear tree is known for its vigorous growth and shiny leaves. To maintain its health and productivity, it's essential to perform some key pruning tasks. In early spring, remove any dead branches and thin out crowded areas. This will encourage healthier growth and better fruit production, while also helping to maintain the tree's shape and deter pests. Always use clean, sharp tools for pruning and follow up with appropriate care.

🌿 Propagating
🐛 Diseases & pets
☠️ Toxicity

Characteristics

Plant Type
Tree
Life Cycle
Perennial
Genus
Syzygium
Family
Myrtaceae
Hardiness Zone
10-12
Mature Height
14.94 m to 29.87 m
Mature Spread
4.88 m to 10.06 m
Leaf Color
Dark Green, Forest Green
Leaf Type
Evergreen
Flower Color
White
Flower Size
0.51 cm to 0.76 cm
Bloom Time
Summer
Planting Time
Spring, Summer, Autumn
Harvest Time
Late summer, Early fall, Mid fall

Tags (5)

Common Names (7)

en Water-pear
en White umdoni
en Waterberry
en Woodland waterberry
en Bicoloured waterberry
en Dwarf waterberry
en Forest waterberry