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Hybrid Morning Glory 'Yaguruma'


Family: Convolvulaceae (kon-volv-yoo-LAY-see-ee) (Info)
Genus: Ipomoea (ip-oh-MEE-a) (Info)
Cultivar: Yaguruma
Additional cultivar information:(aka Youjiro Yaguruma, Red Star, Rosita)
Hybridized by Yoneda



Vines and Climbers

Foliage Color:

Unknown - Tell us

Bloom Characteristics:

This plant is attractive to bees, butterflies and/or birds

Water Requirements:

Average Water Needs; Water regularly; do not overwater

Where to Grow:

Unknown - Tell us


4-6 ft. (1.2-1.8 m)


3-6 in. (7-15 cm)


Not Applicable

Sun Exposure:

Full Sun


Seed is poisonous if ingested

All parts of plant are poisonous if ingested

Bloom Color:


Bloom Time:

Mid Summer

Late Summer/Early Fall

Mid Fall


Unknown - Tell us

Other details:

May be a noxious weed or invasive

Soil pH requirements:

6.1 to 6.5 (mildly acidic)

6.6 to 7.5 (neutral)

7.6 to 7.8 (mildly alkaline)

Patent Information:

Unknown - Tell us

Propagation Methods:

From seed; sow indoors before last frost

From seed; direct sow after last frost

From seed; germinate in a damp paper towel

Seed Collecting:

Allow pods to dry on plant; break open to collect seeds

Allow seedheads to dry on plants; remove and collect seeds


This plant has been said to grow in the following regions:


Elk Grove, California

Claxton, Georgia

Newark, Ohio

Bangor, Pennsylvania

Brazoria, Texas

Jacksonville, Texas

Plano, Texas

show all

Gardeners' Notes:


On Jul 19, 2005, RON_CONVOLVULACEAE from Netcong, NJ (Zone 5b) wrote:

The Western marketing name of 'Red Star' was first applied by Thompson & Morgan.

This is a youjiro type created by Dr.Yoshiaki Yoneda from hybridizing Ipomoea nil with Ipomoea purpurea and backcrossing to Ipomoea nil and ideally should be listed as such.

The plant is genetically mostly Ipomoea nil and the sepals look like Ipomoea nil so in lieu of being able to enter it reflecting the full parentage,I would like to suggest that this would more accurately be listed as an Ipomoea nil >which it most closely resembles,rather than leaving the epithet completely blank.

A completely empty epithet tends to strongly imply that nothing about the species is known,when there is ample evidence provided by the hybridizers website and the exacting features of ... read more