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Products > Acacia rigens
 
Acacia rigens - Nealie

Note: This plant is no longer in stock. This is an archive page preserved for informational use.  
Image of Acacia rigens
 
Habit and Cultural Information
Category: Shrub
Family: Mimosaceae (~Fabales)
Origin: Australia (Australasia)
Flower Color: Yellow
Bloomtime: Spring
Height: 8-12 feet
Width: 6-8 feet
Exposure: Full Sun
Irrigation (H2O Info): Low Water Needs
Winter Hardiness: 15-20° F
Acacia rigens (Nealie) A fast growing large upright evergreen shrub to 9 to 15 feet tall by 5 to 9 feet wide with nearly vertical stems holding the 1 1/2 to 3 inch long rigid gray narrow rounded leaves (terete phyllodes) that are like blunt needles. In later winter into spring appear the bright yellow quarter inch wide flowerheads with 20 to 30 tiny flowers that are held in groups up to four in the leaf axils.

Plant in full sun in a well-drained light to heavy and even alkaline soils and irrigate occasionally to infrequently - a drought tolerant plant once established and cold hardy down to around 18° F. An attractive and unusual plant that is beautiful in flower and easy to grow. It can be used for a windbreak or light screen and can also grow well as a container plant for several years.

Acacia rigens grows throughout much of Australia from southern Western Australia through South Australia, Victoria, New South Wales and Queensland. The name for the genus comes either from the Greek word "akazo" meaning "to sharpen" or from the Egyptian word "akakia", a name given to the Egyptian Thorn, Acacia arabica. The specific epithet is from the Latin word meaning "stiff", "rigid" or "unbending" and thought to be a reference to the rigidity of the phyllodes. Other common names include Needle Wattle and Needlebush Acacia. We thank Jo O'Connell of Australian Native Plant Nursery for introducing us to this wonderful plant and for the picture of it in flower. 

Information displayed on this page about Acacia rigens is based on our research conducted about this plant in our nursery library as well as from information provided by reliable online resources. We also include our own observations made about it as it has grown in the nursery gardens and other gardens visited, as well how the crops of this plant performed in the containers in our nursery field. We will also include comments received from others and welcome hearing from anyone who has information about this plant, particularly if it includes cultural information aiding others to better grow it.

 
San Marcos Growers closed for regular business at the end of 2025 as the property is being developed for affordable housing.
While our gates remain closed, we will open them by appointment so we can liquidate remaining plants, supplies and equipment. The plants remaining in the field are listed on our Live Inventory Page.
 
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