Images Depict Mature Plants
DeGroot's Spire Arborvitae
Thuja occidentalis 'Degroot's Spire'
The most columnar of the arborvitae trees. It maintains the same width from the bottom of the plant to the top. Arborvitae DeGroots Spire is the best tree for screening your patio or deck because you have no need to worry it will grow wide and overtake your sitting area. Its low-maintenance, deer-resistant nature makes it an ideal choice for gardeners seeking year-round beauty and structure in their landscapes.
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DeGroot's Spire Arborvitae for Sale Online
DeGroot's Spire Arborvitae is a striking, narrow evergreen known for its tall, columnar form and dense, dark green foliage. This Thuja occidentalis variety reaches heights of up to 12 feet, making it an excellent choice for creating vertical interest in smaller spaces or as a natural privacy screen. Its compact, tightly packed foliage remains vibrant year-round, offering both beauty and functionality in landscapes. Perfect for formal gardens, entryways, or as an accent plant, DeGroot's Spire provides a refined, elegant look with minimal maintenance.
Thriving in zones 3-8, DeGroot's Spire Arborvitae is highly adaptable to various soil types and performs best in full sun to partial shade. It grows slowly, reaching its mature height over many years, allowing you to easily shape and control its growth with occasional pruning. Its slender form makes it ideal for narrow spaces, and it can be planted in rows to create a living fence or used as a dramatic vertical element in mixed borders. This evergreen is also deer-resistant, making it a smart choice for gardens in areas with heavy deer populations.
Low-maintenance and drought-tolerant once established, DeGroot's Spire Arborvitae requires little more than regular watering during its first growing season to establish a strong root system. Its dense, upright growth offers year-round color and privacy, while its slow growth rate means less pruning and upkeep. Whether you're looking to frame a pathway, create a privacy screen, or add structure to your landscape, DeGroot's Spire is a versatile and reliable option that brings both beauty and practicality to your garden.
| Hardiness Zone | 3-8 |
|---|---|
| Mature Height | 18 to 20 Feet |
| Mature Width | 4 to 5 Feet |
| Sunlight | Full sun |
| Foliage Color | Dark green |
| Growth Form | Dense upright and conical |
| Soil Conditions | Grow best in average, medium moisture, well-drained soils. Will not tolerate extremely dry conditions |
| Water Requirements | Well drained soil |
| Does Not Ship To | CA, WA, OR, AZ |
How to Care for DeGroot's Spire Arborvitae
Before you buy a Degroot's Spire Arbovitae Tree, make sure to read about the recommended care instructions to keep this plant healthy and thriving.
How do I plant an Arborvitae Degroot's Spire?
To plant an Arborvitae DeGroot's Spire, start by selecting a location that receives full sun to partial shade, as this evergreen tree thrives best with ample sunlight to promote dense, healthy foliage. DeGroot's Spire Arborvitae prefers well-drained soil, though it can tolerate a range of soil types, from sandy to clay, making it a versatile addition to many landscapes. Begin by digging a hole that is twice as wide and as deep as the root ball to give the roots plenty of room to spread. Position the tree in the hole with the top of the root ball level with the surrounding ground, ensuring it is not planted too deeply. Backfill with the native soil mixed with organic compost to improve nutrient availability, then gently firm the soil around the roots to remove any air pockets. After planting, water thoroughly to help establish strong root contact. Once planted, mulching around the base of your DeGroot's Spire Arborvitae is an important step for retaining moisture, regulating soil temperature, and preventing weed competition. Apply a 2-3 inch layer of organic mulch, such as bark or wood chips, keeping it a few inches away from the trunk to avoid excess moisture buildup that could lead to rot. During the first year, consistent watering is crucial, especially during dry periods, to help establish a strong root system. Aim to keep the soil evenly moist but not waterlogged. Proper spacing is also important—if planting multiple DeGroot's Spire Arborvitae to create a privacy screen or hedge, space each tree about 3 to 4 feet apart to allow room for growth while ensuring the trees grow together to form a dense barrier. With the right planting technique and initial care, DeGroot's Spire will grow into a beautiful, narrow column of deep green foliage that enhances your landscape.
How do I water an Arborvitae DeGroot's Spire?
Watering an Arborvitae DeGroot's Spire properly is essential for ensuring healthy growth and maintaining its dense, rich green foliage. During the first year after planting, it's important to water your DeGroot's Spire deeply and consistently to establish a strong root system. Water the tree once or twice a week, depending on weather conditions, ensuring that the soil remains evenly moist but not waterlogged. Deep watering is recommended, as it encourages the roots to grow deeper, making the tree more resilient to drought and other stress factors. Use a soaker hose or drip irrigation to apply water directly to the root zone, and aim for early morning watering, which allows the tree to absorb moisture before the heat of the day, reducing the risk of evaporation. Once the Arborvitae DeGroot's Spire is established, it becomes more drought-tolerant but still requires supplemental watering during periods of prolonged heat or drought. Regularly check the soil moisture by digging a few inches down—water if the soil feels dry at that depth. Adding a 2-3 inch layer of organic mulch around the base of the tree will help retain moisture and regulate soil temperature, minimizing the need for frequent watering. Be sure to keep the mulch a few inches away from the trunk to prevent rot. Proper watering, especially during the first growing seasons, will help your Arborvitae DeGroot's Spire thrive, ensuring it remains a healthy, attractive vertical accent or privacy screen in your landscape for years to come.
How do I fertilize Degroot's Spire Arborvitae Trees?
Fertilizing an Arborvitae DeGroot's Spire is important to support its dense growth, vibrant green color, and overall health. The best time to fertilize this tree is in early spring, just before new growth begins, as this helps provide essential nutrients for the growing season. Use a slow-release, balanced fertilizer such as a 10-10-10 or 16-8-8 blend, which offers the proper mix of nitrogen, phosphorus, and potassium to encourage root development and lush foliage. Spread the fertilizer evenly around the base of the tree, focusing on the drip line—the area beneath the farthest branches—where the roots are actively taking in nutrients. Be sure to avoid placing fertilizer directly against the trunk, as this can lead to root burn and damage. Water thoroughly after applying the fertilizer to help it absorb into the soil and reach the roots effectively. In addition to using a balanced fertilizer, you can apply organic compost around the base of your Arborvitae DeGroot's Spire to improve soil quality and provide a steady release of nutrients throughout the growing season. This will enhance the soil structure and support the tree's growth. Avoid over-fertilizing, as too much nitrogen can lead to rapid, weak growth, making the tree susceptible to pests and diseases. Typically, one fertilization per year in early spring is sufficient for Arborvitae DeGroot's Spire, although a light feeding in mid-summer can be beneficial if the soil is poor. By properly fertilizing your Arborvitae DeGroot's Spire, you can ensure that it grows strong, maintains its tight, conical shape, and adds a beautiful, evergreen accent to your landscape.
How do I prune an Arborvitae Degroot's Spire?
Pruning an Arborvitae DeGroot's Spire is essential to maintain its slender, columnar shape and to encourage dense, healthy growth. The best time to prune DeGroot's Spire is in late winter or early spring before new growth begins, as this timing allows the tree to recover quickly and promotes lush, compact foliage. Start by using clean, sharp pruning shears to remove any dead, damaged, or diseased branches, as this will improve the tree’s overall health and reduce the risk of pests and disease. Be careful not to prune too deeply into older wood, as arborvitae does not regenerate well from old, bare branches—focus on trimming only the green, actively growing parts of the tree to maintain a tidy appearance. Light pruning throughout the growing season can also be done to shape the DeGroot's Spire and control its size, particularly if it is being used in a formal hedge or narrow space. To keep its natural, upright form, trim back any branches that are growing outside the desired shape, but avoid over-pruning, as this can lead to stress and an uneven appearance. When pruning, aim to follow the tree's natural lines, allowing it to maintain its distinctive, elegant form. By regularly pruning your Arborvitae DeGroot's Spire, you can ensure that it remains a striking focal point or privacy screen, providing year-round structure and beauty in your landscape. Proper pruning practices will encourage a dense, uniform appearance and keep your DeGroot's Spire healthy and visually appealing for years to come.
