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Yellow Bells, Yellow Trumpet Flowers
Scientific Name: Tecoma stans (L.) Juss. ex Kunth in H.B.K.
Synonym: Stenolobium stans
Family: Bignoniaceae
Yellow Bells, Yellow Trumpet Flowers (Tecoma  stans) Recommended Temperature Zone:
sunset: 11-13, 16, 18-28
USDA: 8-11

Frost Tolerance: Hardy to 10 F (-12 C), can freeze to the ground during hard freezes.

Sun Exposure: Full sun to light shade

Origin: From Arizona and Texas to Argentina

Growth Habits: Semi deciduous shrub or small tree, fast growing to 12 feet (3.6 m), 6 feet wide (1.8 m)

Watering Needs: Little water once established

Propagation: Easy by seeds, semi-hardwood cuttings

The name Tecoma is coming from the native name 'tecomaxochitl'. There are 2 variety commonly encountered:

  • Tecoma stans var. angustata is a shrub native from Texas and New Mexico. It reaches 10 feet in height (3 m) and has more deeply toothed, narrower leaves (Picture 2).
  • Tecoma stans var stans is a small tropical tree that reaches 25 feet in height (7.5 m) and come from Mexico and Central America. It has wider leaves (Picture 3).

Yellow Bells, Yellow Trumpet Flowers (Tecoma  stans)

Yellow Bells, Yellow Trumpet Flowers (Tecoma  stans)

Cultural Practices:
Prune it in late winter after the last frost.

Blooming Habits:
The Tecoma stans has yellow blossom in spring and fall. In particularly favorable areas, it blooms all year.

Fruiting Habits:

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Desert-Tropicals is dedicated to provide gardening advice, gardening ideas, and information about flower of all kind for landscape and collections. We try to check carefully the identification of the plants on the illustrations as well as the other information from the page, but occasionally errors do occur. if you notice anything that needs to be changed please contact us. Thanks.

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