Psidium guajava (F) | common guava

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Other common names

apple guava, guava, guyaba, tropical guava, yellow guava

Shrubs Trees Conservatory Greenhouse

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An evergreen shrub or small tree up to 6m tall with prominently-veined, ovate to oblong leaves up to 15cm long with serrated margins. White flowers to 2.5cm across with brush-like clusters of long stamens are borne singly or in small groups and may be produced year-round on newly-emerged lateral shoots. Edible, rounded, egg- or pear-shaped fruits, 2.5 to 10cm long, mature from green to yellowish green with white to deep pink or orange-red flesh

Position

Full sun

Soil Types

Loam, Sand

Max Height

4-8 metres

Max Spread

2.5-4 metres

Size

Time to Maturity: 10–20 years
Max Spread: 2.5-4 metres
Max Height: 4-8 metres

Growing Conditions

Loam Sand

Moisture: Moist but well–drained
pH: Acid or Alkaline or Neutral

Position

Full sun

Aspect: South–facing or West–facing
Exposure: Sheltered
Hardiness

Hardiness Ratings

All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets

H1A: under glass all year (>15C)
H1B: can be grown outside in the summer (10 - 15)
H1C: can be grown outside in the summer (5 - 10)
H2: tolerant of low temperatures, but not surviving being frozen (1 to 5)
H3: hardy in coastal and relatively mild parts of the UK (-5 to 1)
H4: hardy through most of the UK (-10 to -5)
H5: hardy in most places throughout the UK even in severe winters (-15 to -10)
H6: hardy in all of UK and northern Europe (-20 to -15)
H7: hardy in the severest European continental climates (< -20): H2

Colour & Scent

Fragrance Flower

Season	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family: Myrtaceae
Native to GB/Ireland: No
Foliage: Evergreen
Habit: Bushy
Genus: Psidium are small trees or shrubs with evergreen, simple leaves and axillary flowers, usually borne singly or in threes, which may be followed by small, edible fruits
Name Status: Correct
Horticultural Group

Horticultural Classification Codes

Horticultural Classification Codes are often given to genera which have a large number of species or cultivars. They are used to categorise cultivated plants based on specific, shared characteristics such as shape, colour, size or flowering time, and can be displayed as letters or numbers

For example:
Dahlia ‘Sunset Kate (Sin) = Single flower
Rosa ‘Marigold’ (HT) = Hybrid Tea: This genus produces fruit, but not necessarily edible fruit
Plant Range: S America, Caribbean

How to Grow

Cultivation

Grow in a greenhouse or conservatory in peat-free, loam-based compost in full light but with shade from hot sun. Can also be grown in containers to stand outside in summer but move inside for winter or provide protection from frost

Propagation

Propagate from seed or from suckers

Suggested planting locations and garden types

City and courtyard gardens
Patio and container plants
Sub-tropical

Pruning

Pruning group 8

Pests

Generally pest-free but may be susceptible to glasshouse red spider mite, glasshouse whitefly and scale insects

Diseases

Generally disease-free