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树木和灌木

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Trees and shrubs are wonderful long-term additions to your landscape but it can be overwhelming figuring out what to plant and how to care for it. 幸运的是, NDSU 扩展 has plenty of resources that will help you figure out what to plant and help you diagnose and manage common issues.

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树选择器页面预览

树选择工具

Many species of tall deciduous trees are available for conservation and urban plantings. The ND Tree Selector is an online tool that helps users choose tree and shrub species based on a variety of characteristics. Are you looking for something that is fast growing or a tree that is long-lived? 也许是一个有着漂亮花朵的物种?

结满果实的苹果树

关心和诊断苹果树问题

Learn all about how to choose and care for your apple trees—whether you have a few in your yard or a whole orchard, you'll find everything you need to cultivate a flourishing stand of trees.

Diverse planting of trees in front of building

在干旱条件下管理树木

Summer's coming, which means irrigation is on our minds. And for trees, last year's drought conditions can also be the root cause of issues occurring now. Learn drought management techniques to help your trees survive these strenuous conditions.

白蜡树鉴定

Ash trees (in the genus Fraxinus) are susceptible to attack by the 绿灰螟 (EAB), 一种非本地昆虫. The first step in determining if a tree has been infested with EAB is to make certain that it is an ash tree.

Dutch Elm Disease in North Dakota: A New Look

Dutch elm disease (DED) has been spreading across North America since the 1920s. It first was reported in North Dakota in Mandan in 1969, and it reached eastern North Dakota by 1973. DED has been confirmed in every North Dakota county.

北达科他州的榆树

This publication highlights elm (Ulmus) species and cultivars that have been tested in North Dakota. Species listed include American elm, Japanese elm, Siberian elm, and several hybrids. Recommendations given on a sliding scale, from '…

绿灰螟: Biology and Integrated Pest Management in North Dakota

This publication summarizes the threat of invasive metallic wood-boring beetle, 绿灰螟, 北达科他州的白蜡树. 这是识别, 生物学, 损害, and pest management strategies including cultural, 植物抗,…

从果园到餐桌:苹果!

研究 continues to show that the fiber and natural antioxidants and other phytochemicals ("plant chemicals") in apples may help prevent chronic diseases. Learn about growing apple trees, apples and health, and how to preserve and…

帮助被淹的树木和灌木

北达科他州定期发生洪水. Post-flooding management decisions can help or harm trees and shrubs on their road to recovery. A list of flood-tolerant trees/shrubs, and a list of flood-sensitive trees/shrubs, are provided.

Insects Frequently Confused with 绿灰螟 in North Dakota

The Emerald ash borer is a beetle (Order Coleoptera). Beetles are recognized by having shell-like front wings called elytra. When the wings are folded, they meet forming a median line down the back. 目前，绿灰螟还没有…

树木中的铁褪绿症

Iron chlorosis is a major tree-health issue found throughout the state. This document summarizes the 生物学 and ecology of the issue, including susceptible species and soils most likely to create this problem. 土壤处理和茎…

管理已建立的防风林

Windbreaks, also called shelterbelts, are critical for living in the northern Great Plains. They provide valuable protection for farmsteads, roads, communities, crops and livestock. These small pieces of forest in the broader prairie…

北达科他州的松树

北达科他州的松树 gives an overview of the most common pine trees in the state, explaining characteristics that will help identify one pine from another.

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