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Products > Agathis robusta
 
Agathis robusta - Queensland Kauri
  

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Habit and Cultural Information
Category: Tree
Family: Araucariaceae (Araucarias)
Origin: Australia (Australasia)
Evergreen: Yes
Flower Color: NA
Bloomtime: Not Significant
Height: 80-100 feet
Width: 15-30 feet
Exposure: Full Sun
Irrigation (H2O Info): Medium Water Needs
Winter Hardiness: 15-20° F
Agathis robusta (Queensland Kauri) - A tall upright growing conifer to 80 feet or more in cultivation (150 feet in habitat) with thick, spirally-arranged ,leathery elliptic leaves that are 3 to 4 inch long and 1 to 2 inches wide. The vertically straight trunk, often with a spiral twist, has light grey-brown bark that flakes off to expose a lighter layer below. The 4 to 5 inch tall rounded seed cones, held erect in the high branches, are initially green and mature to brown when they begin falling apart while they are still held on the tree. There are several large specimens of this tree in Santa Barbara and the Los Angeles area. Notable are plants at Santa Barbara City College, Lotusland, Alameda Park and the Huntington Gardens. Although we have a large plant in the ground at the nursery, our seed comes from Lotusland. Native to areas of subtropical rainforest, it is noted as hardy to Sunset Zone 15 by Elizabeth McClintock in her "Trees of Golden Gate Park". Our tree was not damaged in the freeze of 1990 when temperatures dipped to 18° F.  The description above is based on our research and observations of this plant growing in our nursery and in our own and other Santa Barbara gardens. We would appreciate hearing from anyone who has additional information or disagrees with what we have written.
 
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