![]() The state can be split into two main zones: in the south, plants should withstand temperatures down to -20☏ and in the north, -25°. ![]() Despite some rolling hills, especially in the north, Iowa contains relatively flat farmland. This is due, in part, to the relative level nature of Iowa. Unlike many of its closely related relatives in size, which can have upwards of ten zones, Iowa has relatively few. A growing zone simply refers to the USDA’s determination of areas where certain plants are most likely to thrive, preferring to focus on minimal temperature ranges in which a plant can survive. Growing Zonesįor a state with such an enormous size, it may seem surprising that Iowa only has three growing zones. Consider a drip or sprinkler system to ensure successful plant growth. New trees need to develop strong roots and irrigation is an important tool in this process. Rolling hills, multiple bodies of water, and extreme variations in yearly rainfall mean that with the necessities of newly planted trees, irrigation can assist with water availability and growth. Irrigation can help provide consistent and controlled water access to yards and plants. In a state with such variations in precipitation, irrigation is essential to the state’s infrastructure. Precipitation varies frequently from year to year, with the wettest year bringing in over 74 inches of rain in the period of one season. In the same year, Iowa will receive over 40 inches of snow in winter. Thunderstorms occur often in both spring and summer, bringing much of the year’s rain. Iowa receives on average 38 inches of rain per year, but flash floods and rising levels in lakes and rivers are frequent. Loam is the best soil to have, as its unique qualities make it ideal for holding and transferring water to trees. Once you know what soil type you have, you can find trees best suited to the dirt’s properties. The soil will fall apart as you open your hands. If you touch the snake, the soil will collapse. The soil will hold its shape, likely forming a snake. If you touch the snake, the soil will maintain its original shape. The squeeze will produce one of three events.ġ. The tester should hold the soil in the palm of his/her hand and, not surprisingly, squeeze. The test requires a handful of fresh soil from the layer just below the top. Regardless of the property’s location in The Hawkeye State, a soon-to-be tree planter can perform a simple test to determine his/her soil type. Deep, rich loam such as tama is ideal for the prairie grasses and crops for which Iowa is known. The state soil of Iowa is called tama, one of the most well-renowned for its agricultural fertility. Most trees require well-drained soil rich with minerals to grow. Summer is hot and humid, with temperatures reaching as high as 118☏, though usually lingering around 100☏. Spring brings seasonal severe thunderstorms and tornadoes. Winters get quite cold, with temperatures falling as low as -47☏. The average temperature is 50☏ with the northern regions slightly lower, at 45☏. Iowa experiences weather extremes, with hot summers and cold winters. Alternatively, the Leyland Cypress and American Holly will also add color and privacy to your yard’s perimeter. Growing between 3-5 feet a year, the Thuja Green Giant will offer your yard classic French design with minimal hassle. The Thuja Green Giant, a staple of privacy trees throughout the United States, is a fast-growing pine that will quickly provide a barrier between you and your neighbors. There are many fast growing privacy trees in Iowa, which will quickly grow after initial planting to offer your property and family long sought-after privacy. Due to its rolling hills, many lakes, and cooler temperatures, the smart Iowan grower will need to consider the following variables climate, average precipitation, irrigation, soil type, weather damage and growing zones.Īs property in Iowa continues to be developed, land owners are searching for trees that will provide privacy from prying neighborly eyes and loud, unwanted noise.
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