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Begonia koelzii (Koelz's begonia)

Intermediate
skill rating
2 hours care
per year
0.5m
Max height
0.75m
Max spread
2-5 years
To maturity

Plant details

Botanical name

Begonia koelzii

Other names

Koelz's begonia

Genus

Begonia Begonia

Species

B. koelzii - B. koelzii is a clump-forming, rhizomatous, deciduous perennial with upright, red-mottled stems bearing rounded to triangular, deeply lobed, mid-green leaves and pink flowers in late summer and early autumn.


Begonia koelzii is: Deciduous

Habit

Clump-forming, Upright

Flower

Pink in Summer; Pink in Autumn

Foliage

Mid-green in Spring; Mid-green in Summer; Mid-green in Autumn

How to care

Watch out for

Specific pests

Caterpillars , Aphids , Mealybugs , Tarsonemid mites , Thrips Caterpillars , Aphids , Mealybugs , Tarsonemid mites , Thrips

General care

Pruning

Remove faded leaves as necessary.

Propagation

Separate rhizome sections in summer. Forms plantlets/bulbils where the leaf blade and petiole meet.

Propagation methods

Bulbils, Rhizome sections, Seed


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Where to grow

Begonia koelzii (Koelz's begonia) will reach a height of 0.5m and a spread of 0.75m after 2-5 years.

Suggested uses

Sub-Tropical, Indoor, Greenhouse, Containers, City

Cultivation

Grow in humus-rich, moist but well-drained soil in partial shade. Recently discovered and new to cultivation, exact hardiness is unknown. Reportedly hardy to -8C. Protect with a thick, dry winter mulch in cold areas.

Soil type

Chalky, Clay, Loamy, Sandy (will tolerate most soil types)

Soil drainage

Moist but well-drained

Soil pH

Acid, Neutral

Light

Partial Shade

Aspect

South, East, West

Exposure

Sheltered

UK hardiness Note: We are working to update our ratings. Thanks for your patience.

Hardy (H4), Tender in frost (H3)

Companion plants

We do not currently have companion plants added for this plant.

Botanical name

Begonia koelzii

Other names

Koelz's begonia

Genus

Begonia Begonia

Species

B. koelzii - B. koelzii is a clump-forming, rhizomatous, deciduous perennial with upright, red-mottled stems bearing rounded to triangular, deeply lobed, mid-green leaves and pink flowers in late summer and early autumn.

Native to

India

Foliage

Deciduous

Habit

Clump-forming, Upright


Colour

Flower

Pink in Summer; Pink in Autumn

Foliage

Mid-green in Spring; Mid-green in Summer; Mid-green in Autumn


How to care

Watch out for

Specific pests

Caterpillars , Aphids , Mealybugs , Tarsonemid mites , Thrips

General care

Pruning

Remove faded leaves as necessary.

Propagation

Separate rhizome sections in summer. Forms plantlets/bulbils where the leaf blade and petiole meet.

Propagation methods

Bulbils, Rhizome sections, Seed


Monthly care advice


Where to grow

Begonia koelzii (Koelz's begonia) will reach a height of 0.5m and a spread of 0.75m after 2-5 years.

Suggested uses

Sub-Tropical, Indoor, Greenhouse, Containers, City

Cultivation

Grow in humus-rich, moist but well-drained soil in partial shade. Recently discovered and new to cultivation, exact hardiness is unknown. Reportedly hardy to -8C. Protect with a thick, dry winter mulch in cold areas.

Soil type

Chalky, Clay, Loamy, Sandy (will tolerate most soil types)

Soil drainage

Moist but well-drained

Soil pH

Acid, Neutral

Light

Partial Shade

Aspect

South, East, West

Exposure

Sheltered

UK hardiness Note: We are working to update our ratings. Thanks for your patience.

Hardy (H4), Tender in frost (H3)

USDA zones

Zone 11, Zone 10, Zone 9, Zone 8

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This plant likes... Garden match
Soil types: Chalky, Clay, Loamy, Sandy (will tolerate most soil types) Tell us...
Soil drainage: Moist but well-drained Tell us...
Soil pH: Acid, Neutral Tell us...
Light: Partial Shade Tell us...
Aspect: South, East, West Tell us...
Exposure: Sheltered Tell us...
Hardiness: Hardy (H4), Tender in frost (H3) Tell us...

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