Ageratina ligustrina (privet-leaved eupatorium, privet-leaved ageratina)
Botanical Information
Family | Asteraceae |
Genus | Ageratina |
Species | ligustrina |
Category | Perennials |
Type | Shrub (evergreen) |
Origin | Native to Mexico and Costa Rico. |
Details
USDA Hardiness Zone | 9 |
USDA Hardiness Ref. | |
Canadian Hardiness Zone | 9a or greater |
Canada Hardiness Ref. | |
RHS Hardiness Zone | H3 |
RHS Hardiness Ref. | |
Temperature (°C) | (-5) - 1 |
Temperature (°F) | 23 - 34 |
Height | 2.5 - 4 m |
Spread | 2.5 - 4 m |
Growth | Slow |
Flowering Period | September, October |
Description and Growing Information
General Description | A medium-sized evergreen shrub with clusters of flat-headed, small, white flowers. |
Shape | Bushy. |
Landscape | Flower borders, flower beds, city gardens. |
Propagation | Propagate by root softwood cuttings. |
Cultivation | Grow in well-drained soil in full sun or light shade. |
Pests | Susceptible to aphids and slugs. |
Notable Specimens | Trebah Gardens, Mawnan Smith, Nr Falmouth, Cornwall. Trengwainton garden, Madron, Cornwall, United Kingdom. |
Photographs
![Ageratina ligustrina, form. Trebah Gardens, Mawnan Smith, Nr Falmouth, Cornwall. 15/10/2019. Ageratina ligustrina, form. Trebah Gardens, Mawnan Smith, Nr Falmouth, Cornwall. 15/10/2019.](photos/Ageratina-lingustrinum-frm.jpg)
Ageratina ligustrina, form. Trebah Gardens, Mawnan Smith, Nr Falmouth, Cornwall. 15/10/2019.
![Ageratina ligustrina, leaf. Trebah Gardens, Mawnan Smith, Nr Falmouth, Cornwall. 15/10/2019. Ageratina ligustrina, leaf. Trebah Gardens, Mawnan Smith, Nr Falmouth, Cornwall. 15/10/2019.](photos/Ageratina-lingustrinum-lf.jpg)
Ageratina ligustrina, leaf. Trebah Gardens, Mawnan Smith, Nr Falmouth, Cornwall. 15/10/2019.
![](photos/Ageratina-lingustrinum-flw.jpg)
![Ageratina ligustrina, flower. Trebah Gardens, Mawnan Smith, Nr Falmouth, Cornwall. 15/10/2019. Ageratina ligustrina, flower. Trebah Gardens, Mawnan Smith, Nr Falmouth, Cornwall. 15/10/2019.](photos/Ageratina-lingustrinum-flw2.jpg)
Ageratina ligustrina, flower. Trebah Gardens, Mawnan Smith, Nr Falmouth, Cornwall. 15/10/2019.
![Ageratina lingustrina, form. Trengwainton garden, Madron, Cornwall, United Kingdom. 17/10/2019. Ageratina lingustrina, form. Trengwainton garden, Madron, Cornwall, United Kingdom. 17/10/2019.](photos/Ageratina-lingustrina-frm.jpg)
Ageratina lingustrina, form. Trengwainton garden, Madron, Cornwall, United Kingdom. 17/10/2019.
![Ageratina lingustrina, leaf. Trengwainton garden, Madron, Cornwall, United Kingdom. 17/10/2019. Ageratina lingustrina, leaf. Trengwainton garden, Madron, Cornwall, United Kingdom. 17/10/2019.](photos/Ageratina-lingustrina-lf.jpg)
Ageratina lingustrina, leaf. Trengwainton garden, Madron, Cornwall, United Kingdom. 17/10/2019.
![Ageratina lingustrina, flower. Trengwainton garden, Madron, Cornwall, United Kingdom. 17/10/2019. Ageratina lingustrina, flower. Trengwainton garden, Madron, Cornwall, United Kingdom. 17/10/2019.](photos/Ageratina-lingustrina-flw.jpg)
Ageratina lingustrina, flower. Trengwainton garden, Madron, Cornwall, United Kingdom. 17/10/2019.
![Ageratina ligustrina, form. Trebah Gardens, Mawnan Smith, Nr Falmouth, Cornwall. 15/10/2019. Ageratina ligustrina, form. Trebah Gardens, Mawnan Smith, Nr Falmouth, Cornwall. 15/10/2019.](photos/Ageratina-lingustrinum-frm2.jpg)
Ageratina ligustrina, form. Trebah Gardens, Mawnan Smith, Nr Falmouth, Cornwall. 15/10/2019.