Texas Tech University

Lilac Chaste Tree

Vitex agnus-castus
Deciduous-Trees

Vitex is an exceptional small flowering tree that produces fragrant, purple Summer blooms and tolerates drought and poor soils.  

(Detailed plant information can be found at the bottom of the page.)
Vitex agnus-castus

Vitex agnus-castus Photo Gallery



Vitex agnus-castus Plant Information

Classification  
   
Scientific Name: Vitex agnus-castus
Common Name: lilac chaste tree
Family: Verbenaceae
Suggested Uses: small tree, specimen, highway medians
   
Characteristics  
   
Plant Form: small tree
Height: 8 - 20 feet tall
Foliage: opposite, deciduous, and palmately compound with 5 to 9 leaflets

leaflets may have small lobes
Flower: fragrant, lilac or pale violet, foot-long panicles

spectacular when in flower
Bloom Period: early to mid-Summer
Fruit: small drupe
Bark: grayish and blocky on older plants
   
Environment  
   
Sun: full sun to part shade
Water: drought-tolerant
Soil: tolerates poor soil conditions
USDA Zone: zones 6 - 9
   
Care  
   
Maintenance: potentially invasive non-native
Wildlife: attracts butterflies

TTU Plant Resources