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Plant guide

Pagoda flower.

Clerodendrum paniculatum

Pronounced kler-oh-DEN-drum pan-ik-yoo-LAY-tum

Also known as Pagoda Flower, pagoda-flower

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Pagoda Flower
Photo by jengru (CC BY-SA) via iNaturalist

The pagoda flower is a stunning tropical shrub known for its large, pyramid shaped clusters of bright orange or red blooms. It adds a wonderful splash of color to warm gardens and thrives in humid environments. You will love how it attracts butterflies to your outdoor space.

Another photo of Pagoda flower
Photo by deepachandran (CC BY-SA) via iNaturalist

At a glance

Care level
Moderate
Plant type
Tropical shrub
Light
Partial shade to bright filtered light
Indoor light
Bright indirect
Water
Every 3 to 7 days
Mature size
4 to 8 feet
Growth rate
Fast
Hardiness
USDA 9 to 11
Bloom time
Summer to early autumn

Care

Keep the soil consistently moist but never soggy to mimic its native tropical habitat. Watch for wilting leaves as a sign that the plant needs more water or higher humidity. Prune back after flowering to encourage a bushier shape and more blooms next season.

Watering
Water whenever the top inch of soil feels dry to the touch.
Feeding
Apply a balanced liquid fertilizer monthly during the active growing season.
Pruning
Trim back the stems after the flowers fade to maintain a tidy appearance.
Repotting
Move to a slightly larger container once the roots begin to fill the current pot.
Soil
Rich, well draining, organic soil
Soil pH
6.0 to 7.5
Temperature
10 to 35°C
Humidity
60 to 90%
Drought tolerance
Low
Lifespan
Perennial, typically 5 to 10 years
Deer and rabbits
Moderate

Signs it needs repotting

  • Roots growing out of the drainage holes
  • Water running straight through the pot without soaking in

Safety

People
All parts of this plant are considered toxic if ingested.
Pets
This plant is generally considered toxic to cats and dogs if ingested.
Children
Keep this plant away from small children as the foliage and berries are toxic if eaten.
Contact allergens
The leaves may cause mild skin irritation in sensitive individuals.
Airborne allergens
There are no significant reports of respiratory allergies associated with this plant.
Edibility
This plant is not intended for consumption and may cause digestive upset.

How to identify it

  • Large, pyramid shaped flower clusters
  • Bright orange or red petals
  • Broad, lobed, heart shaped leaves
  • Square stems typical of Lamiaceae
  • Upright, woody shrub growth habit
Height
0.9 to 1.8m
Spread
0.6 to 1.2m
Leaves
green, evergreen
Flowers
red, orange, 1 to 2cm
Fruit
blue, black, Autumn

Problems to watch for

  • Aphids · Small insects that cluster on new growth and suck plant sap.
  • Spider mites · Tiny pests that thrive in dry conditions and cause stippling on leaves.

Check your pagoda flower from a photo

Pocket Botanist looks at a photo of your plant and tells you what's wrong and what to try first.

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Growing it

Propagation
cuttings, division
When to plant
spring, summer
Overwintering
In cooler regions, bring containers indoors before the first frost. Keep the soil lightly moist and provide bright, indirect light throughout the winter months.
In containers
It grows well in large containers of at least 30 centimeters in diameter to accommodate its root system.

Stem Cuttings

  1. 1. Take a 10 centimeter cutting from a healthy stem in summer.
  2. 2. Remove the lower leaves and dip the cut end in rooting hormone.
  3. 3. Plant in a moist, well draining potting mix.
  4. 4. Cover with a plastic bag to maintain humidity until roots form.

Group this plant with other moisture loving tropicals to create a humid microclimate.

Grows well with

  • Ginger · They share similar requirements for shade and consistent moisture.
  • Caladium · The bold foliage of caladiums complements the large leaves of the pagoda flower.

Similar species

  • Bleeding Heart Vine · A related vine with similar cultural needs and showy flowers.

Science

Family
Lamiaceae
Genus
Clerodendrum
Order
Lamiales
Class
Magnoliopsida
Native range
Tropical Asia
Conservation
Not of conservation concern.

It thrives in warm, humid forest understories where it spreads through suckering roots.

Value to wildlife
nectar source
Pollinators
butterflies, bees
Uses
ornamental shrub, tropical garden accent, pollinator garden

Through the year

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Flowering
Fruiting
Foliage

Ecological indicators

Salinity
2/9
Soil reaction
6/9
Light
5/9
Temperature
8/9
Moisture
7/9
Nutrients
6/9

Taxonomy resolved against GBIF.

Questions people ask

Does it need full sun?
It prefers partial shade to filtered sunlight for the best foliage color.
Can I grow it in a pot?
Yes, it grows well in containers if given plenty of space and consistent moisture.

Where the name comes from

The name Clerodendrum is derived from the Greek words kleros, meaning chance, and dendron, meaning tree. The specific epithet paniculatum refers to the large, branched flower clusters known as panicles.

Good to know

  • It spreads via underground runners, making it quite vigorous in tropical climates.
  • The genus name comes from the Greek words for chance and tree.
  • It is a popular plant for attracting swallowtail butterflies.

Also in

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This guide was generated with AI on and checked against GBIF taxonomy. It is general information, not horticultural or veterinary advice. Read about how we build these guides.