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Ipomoea

Image of Ipomoea

Gerald L. Klingaman

Family

Convolvulaceae

Botanical Name

Ipomoea

Plant Common Name

Ipomoea

General Description

Ipomoea is a large genus of more than 500 species of annual or perennial plants. These may be climbers, trailers or occasionally shrubs. The perennials may be evergreen or deciduous and all originate from warm-temperate, sub-tropical and tropical regions worldwide. Most have large funnel-shaped flowers that bloom in the morning or evening.

The leaves of Ipomoea alternate on the stem and may be simple, divided, toothed or deeply lobed. The flowers are funnel-shaped, tubular and have distinct vein-like ridges in the center. The blooms are borne singly or in groups and may be white, red, pink, blue, purple, yellow or orange. Their seeds are hard and produced in a capsule.

Many useful plants are in Ipomoea. Some have medicinal properties while others are grown as ornamentals or for food. Sweet potatoes (Ipomoea batatas) are a staple crop grown in warm regions across the globe and water spinach (Ipomoea aquatica) has been used as a vegetable for centuries. But, it is the many ornamental species that most gardeners know best. The huge white blooms of the night-flowering Ipomoea alba (moonflower) are outstanding. The bright red hummingbird flowers of Ipomoea coccinea (red morning glory) create a great show and the sky blue blooms of the classic morning glory (Ipomoea tricolor) are the most garden-worthy of all.

Overall, most Ipomoea need full sun, warm temperatures and fertile soil with ample drainage. But hardiness and culture is truly species dependent. Many are easily grown from seed if the hard seed coats are broken with a file or abraded with sand paper, soaked overnight in water before planting. The perennial and shrubby types are propagated by cuttings. All vines and large-leaved Ipomoea should be protected from high winds.

There may be health concerns about the seeds of this plant, for more information see http://www.plantsciences.ucdavis.edu/ce/king/poisplant/tox-com.htm or http://chppm-www.apgea.army.mil/ento/WILD_I-J.HTM#ITRICOLOR

Characteristics

  • AHS Heat Zone

    12 - 1

  • Plant Type

    Vine/Liana

  • Sun Exposure

    Full Sun, Partial Sun

Growing Conditions

  • Seasonal Interest

    Spring, Summer, Fall, Winter

Ornamental Features

  • Flower Interest

    Showy

  • Foliage Color (Spring)

    Green

  • Foliage Color (Summer)

    Green

  • Foliage Color (Fall)

    Green

  • Foliage Color (Winter)

    Green

  • Bark Color

    Green, Brown

  • Fragrant Fruit

    No

  • Fragrant Foliage

    No

  • Bark or Stem Fragrant

    No

  • Flower Petal Number

    Single

  • Repeat Bloomer

    Yes

  • Showy Fruit

    No

  • Edible Fruit

    No

Special Characteristics

  • Usage

    Mixed Border, Tropical

  • Sharp or Has Thorns

    No

  • Invasive

    Sometimes

  • Attracts

    Hummingbirds

  • Self-Sowing

    Yes