plant image thumbnail
plant image thumbnail
plant image thumbnail
plant image thumbnail
Cape Jasmine

English Name

Gardenia Jasminoides

Scientific Name

Description

Gardenia is a shrub with highly fragrant white and waxen flowers and glossy leaves. Gardenia has a venerable history of medicinal use in China. It is used to aid liver function, diabetes and to treat feverish colds and coughs. Taken externally it is applied to wounds, sprains and inflamed skin. In Japan and China the edible fruit is used as colouring while the flowers to flavour tea. In the West it is admired for the fragrant blossoms and found in bouquets, wreaths and corsages.

China

Origin

Rubiaceae

Family

55°F - 75°F

Temperature (°F)

70°F - 73°F

Germination Temperature (°F)

25 days - 30 days

Germination Period

1'6" - 3'

Height (feet/inches)

Perennial

Life Cycle

Shrub & Flower

Types

Summer & Autumn

Seasons

Yes

Fragrance

Color

Watering

Water 2-3 times a week in Spring and Summer, once a week in Autumn and Winter. Use soft tepid water only and do not allow surface to dry out.

Feeding

Water with sequestered iron once in early Spring and once again in Summer, then feed every 2 weeks with liquid house-plant food at half strength until Autumn.

Repotting

Re-pot in early Spring for first 3 years into pot one size larger each time, up to a maximum pot size 18 cm. After just change top soil.

Propagation

Take 3-4 inches tip cuttings in seed and cutting compost from mid to late Spring or early Autumn and from seeds.

Cultivation

Gardenias are lime hating and should be watered with soft water only and planted in lime-free compost. High temperature and humidity are essential to lengthen the flowering time.

Pruning

Prune lightly in early Spring, be careful not to remove flower buds when pruning. Alternatively a more drastic prune after flowering by a half or 2/3 may encourage the plant to grow.

Tips

Do not use a vase for Gardenias because the stems of a cut Gardenias don't take up water well. It's delicate flowers are best displayed floating in a shallow bowl. Handle them with care to avoid bruising the petals.

Care

Gardenia Jasminoides is a house-plant. It needs bright light but not scorching sun, about 4 hours of direct sunlight in Winter. In Summer provide a curtain filtered sunlight from South or West window. Keep it away from draughts. The plant will not bloom if light is too low. In Summer you can move the plant outdoors to a lightly shaded spot. Scale insects can be a problem. .

Decorate

On table top close to windows and rooms that are warm and humid enough.

Humidity

Spray daily in Spring and Summer with soft water avoid flowers and buds. To maintain high humidity, stand pot on saucer of pebbles almost covered with water.

Soil

Lime free compost.



Did you know?

Scientists were able to revive a flowering plant from the fossilized fruit found in the stomach of an Arctic ground squirrel who was trapped in ice around 32,000 years ago.