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Plant guide

China pink.

Dianthus chinensis

Pronounced dy-AN-thus chi-NEN-sis

Also known as China pink, Chinese pink, Chinese-pink, Indian pink, Japanese pink, Rainbow Pink, annual pink, dianthus

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Chinese-pink
Photo by Mitul and Vijul Singh (CC BY) via iNaturalist

This charming plant is a favorite for adding vibrant color to garden beds and containers. It produces lovely, fringed flowers that often feature intricate patterns or contrasting centers. You will find it thrives in cooler weather and brings a sweet, subtle fragrance to your outdoor space.

At a glance

Care level
Easy
Plant type
Herbaceous perennial
Light
Full sun
Indoor light
Direct sun
Water
Every 3 to 7 days
Mature size
12 to 18 inches
Growth rate
Medium
Hardiness
USDA 6 to 9
Bloom time
Late spring to early autumn

Care

Keep your plant in a spot with plenty of sun and ensure the soil drains well to avoid soggy roots. Watch for yellowing leaves, which often signal that the soil is staying too wet. Deadheading spent blooms will encourage the plant to keep producing flowers throughout the season.

Watering
Water when the top inch of soil feels dry to the touch.
Feeding
Apply a balanced liquid fertilizer once a month during the active growing season.
Pruning
Regularly remove faded flowers to promote continuous blooming.
Repotting
Repot if the plant becomes root-bound or needs fresh soil to maintain vigor.
Soil
Well-draining, neutral to slightly alkaline soil
Soil pH
6.5 to 7.5
Temperature
-15 to 30°C
Humidity
40 to 60%
Drought tolerance
Moderate
Lifespan
Short-lived perennial, often grown as an annual.
Fragrance
Light
Deer and rabbits
Moderate

Signs it needs repotting

  • Roots growing out of the drainage holes.
  • Water sitting on the surface for too long.
  • Plant growth slowing down significantly.

Safety

People
The plant is generally considered non-toxic, but ingestion may cause mild stomach upset in sensitive individuals.
Pets
This plant is considered mildly toxic to cats and dogs if ingested.
Children
Keep out of reach of small children to prevent accidental ingestion of plant parts.
Contact allergens
Handling the foliage can cause mild skin irritation in some people due to the plant's natural oils.
Airborne allergens
The pollen is not considered a significant allergen for most people.
Edibility
While the petals are technically edible, avoid consuming if the plant was treated with pesticides or fungicides.

How to identify it

  • Fringed, serrated petal edges
  • Narrow, grass-like blue-green foliage
  • Flowers with contrasting central rings
  • Compact, mounding growth habit
Height
0.15 to 0.3m
Spread
0.2 to 0.3m
Leaves
green, blue-green, semi-evergreen
Flowers
pink, red, white, purple, 2 to 4cm

Problems to watch for

  • Crown rot · Fungal decay caused by overly wet soil and poor drainage.
  • Rust · Brown spots on leaves caused by high humidity and poor air circulation.

Check your china pink 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
seed, cuttings
When to plant
spring, autumn
Overwintering
In colder climates, apply a light layer of mulch around the base to protect the crown from freezing and thawing cycles. Keep the soil relatively dry during winter to prevent rot.
In containers
They grow beautifully in containers, provided you use a well-draining potting mix and a pot at least 20 cm wide.

Seed

  1. 1. Sow seeds indoors 6 to 8 weeks before the last frost.
  2. 2. Lightly cover seeds with soil as they need some light to germinate.
  3. 3. Keep the soil moist and warm until seedlings emerge.

Pair with plants that have similar water needs to avoid crown rot in the Dianthus.

Grows well with

  • Lavender · Both plants enjoy similar sunny, well-drained conditions.
  • Bellflower · They provide a lovely contrast in form and color.

Similar species

  • Cheddar Pink · A closely related species with similar growth habits and requirements.

Science

Family
Caryophyllaceae
Genus
Dianthus
Order
Caryophyllales
Class
Magnoliopsida
Native range
Northern China, Korea, and Mongolia.
Conservation
Not of conservation concern as it is widely cultivated and stable in the wild.

It grows in open, sunny meadows and rocky slopes where it benefits from well-drained soil.

Value to wildlife
nectar source
Pollinators
bees, butterflies
Uses
bedding plant, container gardening, rock gardens, cut flowers

Through the year

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Flowering
Fruiting
Foliage

Ecological indicators

Salinity
2/9
Soil reaction
6/9
Light
8/9
Temperature
5/9
Moisture
4/9
Nutrients
5/9

Taxonomy resolved against GBIF.

Questions people ask

Do I need to deadhead them?
Yes, removing faded blooms encourages the plant to produce more flowers throughout the season.
Can I grow them in pots?
They are excellent in containers as long as the pot has good drainage.

Where the name comes from

The name Dianthus is derived from the Greek words dios for divine and anthos for flower. The species epithet chinensis refers to its native Chinese range.

Good to know

  • They are technically short-lived perennials often grown as annuals.
  • The genus name Dianthus comes from Greek words meaning divine flower.
  • They thrive in cooler temperatures and may stop blooming in extreme summer heat.

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.