White oak trees generally have lobed leaves that have rounded tips and don’t have bristles. The leaves measure between 5” and 9” (12 – 22 cm) long. Their acorns take two years to mature and they have a very bitter, unpalatable taste. Red oak trees generally have lobed leaves with pointed tips and tiny bristles at the lobed tips. Red oaks have darker-colored bark and leaves with pointed lobes and bristles. White oaks have gray-colored bark and leaves with rounded lobes, without bristles. Oak Tree VarietiesĪll species of oak trees are divided into two groups: white oaks (Quercus, subgenus leucobalanus) and red oaks (Quercus, subgenus Erythrobalanus). Acorn is also classified as a type of nut because its outer shell is hard. Acorn is technically a type of fruit because it has a seed. Many oak trees start producing acorns only after 20 – 30 years and can produce thousands of acorns each year.Īcorns are the fruit of the oak tree. Acorns have a smooth, leathery shell that sits in a cup called a cupule. The fruit of oak trees is called acorns, which are also known as oak nuts. Oak trees also have a broad canopy due to their strong branches, which can grow up to 135 ft. (30 m), and some even exceed this height. Some of the tallest oak varieties can reach heights of up to 100 ft. Oaks are renowned for their impressive size. However, among the hundreds of oak species, you’ll also find a few evergreen varieties. Most oak species are deciduous, meaning they lose their leaves in the fall. One of the defining features of oaks is their distinctive leaves, which are often deeply lobed and vary in shape and size across different species. Comprising about 450 different species, oaks are predominantly found in the Northern Hemisphere, where they occupy a wide range of ecosystems, from dense forests to arid savannas. Oak trees belong to the genus Quercus, a diverse and widespread group of trees known for their strength, longevity, and iconic leaf shape. If you’re aiming to identify oaks in the wild, it will also guide you in recognizing these remarkable trees. Whether you’re looking for the perfect oak tree for your garden, this article can help you make the right choice. Renowned for their elegant stature and sturdy hardwood, oaks hold a special place in landscapes. Oaks are among the most prevalent tree species in temperate regions of the Northern Hemisphere, gracing forests and parks with their majestic presence. To identify the type of oak tree, you need to look at its bark, leaves, acorns and its general shape. All types of oak trees are categorized into two groups: white oak trees, and red oak trees. Oak trees are a group of hardwood trees that belong to the genus Quercus and the beech family, Fagaceae. It also breaks up the trees into sizes, making it easy if you want to find a small, medium or large tree to plant in your garden.Share on Email Share on Pinterest Share on Facebook Share on Twitter Share on LinkedIn In addition, there are landscape notes for the ideal growing conditions and a note if it is a weed species. Or scroll through the A-Z guide sorted into either common or scientific names.Įach tree has a full description covering the origin, general form and any specific features. In just a few steps you can identify some of the native and exotic trees found growing predominantly across Eastern Australia (NSW, VIC, QLD) covering the tropical, sub-tropical, temperate and cold regions. The App allows you to identify more than 350 tree species using a simple identification key with features such as leaf shape, bark colour, flower type and fruit. With over 3000 high quality images covering the tree form, leaf shape, flower, bark texture, fruit, seeds arranged in an easy to use gallery. It is a comprehensive, helpful tool in identifying native and exotic trees, palms and conifers. It describes in detail native and exotic trees growing commonly within our urban environments such as our streets, parks and gardens. This is the perfect App for Arborists, Gardeners, Landscape Architects, Biologists & Nature lovers!
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