Bougainvillea
Paper Flower Great Bougainvillea

Scientific Name: Bougainvillea spectabilis
Family: Nyctaginaceae

Flower Language

  • Passion
  • Charm
  • I only see you

Characteristics

Colors:

Description

Bougainvillea is an evergreen climbing shrub native to the tropical rainforests of South America. What appears to be colorful flowers are actually bracts, while the true flowers are small and white. Named after French explorer Louis Antoine de Bougainville who discovered it in Brazil in 1768, this plant thrives in warm climates and requires plenty of sunlight to display its vibrant colors.

Trivia

  • The colorful parts of bougainvillea are bracts, not flowers - the true flowers are the small white parts in the center
  • Named after French explorer Louis Antoine de Bougainville, who circumnavigated the globe
  • Called 'Paper Flower' in Hawaii and used in lei making
  • NASA research has shown that bougainvillea has air-purifying effects indoors

Uses

Ornamental
  • Climbing plant for decorating walls and fences
  • Potted ornamental plant
  • Hedge and boundary decoration
Medicinal
  • Traditional South American medicine used leaf decoctions for cough relief
  • Folk medicine applications for anti-inflammatory properties

Caution: Medical effects are not scientifically proven, so medical use should be avoided

Culinary

Not suitable for consumption

Other
  • Bracts sometimes used as natural dye
  • Use as dried flowers

Toxicity

Toxicity Level: Mild

Toxic Parts: Leaves, Stems

Symptoms: Large amounts may cause mild gastrointestinal upset, but no serious poisoning has been reported

Hydrangea
Japanese Hydrangea Bigleaf Hydrangea

Scientific Name: Hydrangea macrophylla
Family: Hydrangeaceae

Flower Language

  • Fickleness
  • Bashfulness
  • Coldness
  • Energetic woman

Characteristics

Colors:

Description

Hydrangea is a deciduous shrub native to Japan that produces beautiful white, blue, purple, and pink flowers from June to July during the rainy season. It has the unique characteristic of changing flower color based on soil pH - acidic soil produces blue flowers while alkaline soil produces red flowers. Introduced to Europe during the Edo period, the improved Western hydrangea varieties are now widely cultivated. It is beloved as a representative flower of Japan's rainy season.

Trivia

  • Flower color changes due to soil pH are caused by differences in aluminum ion absorption
  • Western hydrangeas re-imported from Europe are more common in Japan
  • The name 'ajisai' is said to derive from 'azusaai' meaning 'gathering true blue'
  • The hydrangeas at Kamakura's Meigetsu-in are famous as 'Meigetsu-in Blue'

Uses

Ornamental
  • Main ornamental plant in gardens
  • Cut flowers for indoor decoration
  • Hedge and boundary planting
  • Potted plant enjoyment
Medicinal
  • In traditional Chinese medicine, roots and leaves were used for fever reduction and diuresis
  • In folk medicine, sometimes used for kidney disease treatment

Caution: Currently treated as a toxic plant, medical use is dangerous

Culinary

Not edible. Contains toxic components, consumption is dangerous

Other
  • Use as dried flowers
  • Material for pressed flower crafts

Toxicity

Toxicity Level: Moderate

Toxic Parts: Leaves, Buds, Roots

Symptoms: Symptoms include nausea, dizziness, facial flushing, and breathing difficulties. A poisoning incident occurred in 2008 from leaves used as food decoration

Gladiolus
Sword Lily Corn Flag

Scientific Name: Gladiolus × hybridus
Family: Iridaceae

Flower Language

  • Victory
  • Secret meeting
  • Caution
  • Satisfaction

Characteristics

Colors:

Description

Gladiolus is a bulbous plant native to South Africa, characterized by sword-like elongated leaves and beautiful flowers that bloom in spikes. The flowers bloom sequentially from bottom to top and can be enjoyed from June to October. There are now over 5000 varieties with diverse colors and flower forms. The name derives from the Latin 'gladium' (sword), referring to the leaf shape. Introduced to Japan during the Meiji period, it is beloved as a representative summer cut flower.

Trivia

  • Ancient Roman gladiators were thrown gladiolus flowers by spectators when they won battles
  • The Netherlands is the world's largest producer of gladiolus bulbs
  • One flower spike has 20-30 flowers that bloom sequentially from bottom to top
  • In America, it's the birth flower for August and also the 40th wedding anniversary flower

Uses

Ornamental
  • Cut flowers for indoor decoration
  • Background plants in flower beds
  • Bouquets and arrangements
  • Wedding decorations
Medicinal
  • In South African traditional medicine, roots were used as poultices
  • In folk medicine, sometimes used for treating external injuries

Caution: Medicinal effects are not recognized in modern medicine, medical use is not recommended

Culinary

Not suitable for consumption

Other
  • Use as dried flowers
  • Sometimes used as perfume ingredient

Toxicity

Toxicity Level: Mild

Toxic Parts: Bulbs, Rhizomes

Symptoms: Bulb ingestion may cause mild gastrointestinal upset, but serious poisoning reports are rare