Simply Trees

Green Gable™ Tupelo (Black Gum Tree)

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Once a weekFull sunSpring
  • Dazzling Foliage: The Green Gable Black Gum showcases vibrant red and orange foliage that breathes life into any space.
  • Privacy & Shade: At maturity, this deciduous tree stands at a majestic height of 40 to 50 feet, featuring a symmetrical pyramidal shape.
  • Adaptative and Resilient: The Green Gable Black Gum is also known for its resilience, adapting well to various soil types and thriving in both wet and dry conditions. With its striking

More Details

The Green Gable™ Tupelo, scientifically designated as Nyssa sylvatica 'NSUHH' PP22951, is a cultivar of the native Black Gum Tree renowned for its symmetrical growth habit, glossy green summer foliage, and spectacular fall color. This deciduous tree is celebrated for its reliable and vibrant red fall foliage, which provides a striking landscape feature. Unlike some tupelo varieties, Green Gable™ maintains a consistently upright and pyramidal form, making it an excellent choice for street plantings, parks, and residential landscapes. In addition to its aesthetic appeal, it is valued for its adaptability to a range of soil types, including wet soils, and its tolerance to drought once established, making it a versatile and low-maintenance option for enhancing outdoor spaces.

Growth rate: Slow to moderate growth rate; reaches a mature height of about 40 to 50 feet, with a spread of around 20 to 30 feet.

Please note: Images on our website depict plants and trees at full maturity to showcase their expected grown characteristics. These images are illustrative examples only and do not represent the size of plants or trees upon delivery.

Pruning: Minimal pruning is needed. If necessary, prune in late winter or early spring to remove any damaged or poorly formed branches.

Fertilization: Apply a balanced fertilizer in early spring to support healthy growth and optimal foliage color.

Winter Protection: Generally hardy within its recommended zones and does not require special winter protection.

Select a location with well-draining soil in full sun to partial shade. Dig a hole as deep and twice as wide as the root ball. Plant the tree, backfill with soil, and water thoroughly. Space trees adequately to accommodate their mature spread.

Keep the Green Gable™ Tupelo well-watered, especially during its establishment period. Once established, it exhibits good drought tolerance. Provide full to partial sun, ensuring it receives adequate sunlight for vigorous growth and vibrant foliage.

We process and ship your order as quickly as possible, typically within 1-3 business days. You will receive a shipping confirmation with tracking information once your item(s) ship.

We have perfected packaging and shipping plants & trees! That is why we DO NOT use any third-party fulfillment like most other online retailers. Your trees go straight from our farm to your door, safely packaged by our team of seasoned professionals. Our process ensures your plants leave our facility and arrive to your door in the best condition possible!

In cases of extreme cold or hot weather, we may temporarily delay shipping to ensure the well-being of your plants. Our primary focus is on delivering healthy and thriving plants to you. Rest assured, we'll make every effort to notify you of any delays promptly.

Please allow additional ship times during inclement weather and sale periods. We do not process or ship orders on the weekend or U.S. Holidays. Simply Trees is not responsible for delays due to carriers, local disruptions, or weather.

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At Simply Trees, we're committed to your satisfaction. If your plants arrive considerably damaged or sustained damage beyond the point of recovery, please contact us within five days at with clear photos for assistance. Our 30-day guarantee covers issues after planting, subject to our terms and conditions. We can't cover plants in the wrong climate or with inadequate care, but we're here to help in other situations. For a detailed understanding of our 30-day guarantee and how we ensure a fair process, click here to learn more.


Zones 4-9

Green Gable™ Tupelo is suitable for USDA Zones 4-9, showcasing its adaptability to a wide range of climatic conditions. It performs best in full sun to partial shade and prefers acidic, well-drained soils but is notably adaptable to both dry and wet soil conditions, including occasional flooding.

Frequently Asked Questions

The Green Gable Black Gum tree typically reaches a mature height of about 40 to 50 feet, with a spread of around 20 to 30 feet. However, the actual size can vary depending on factors such as growing conditions, climate, soil quality, and pruning practices. Additionally, some specimens may grow slightly taller or wider than others based on genetic variations and environmental factors. It's essential to provide adequate space when planting to accommodate the tree's mature size and ensure proper development without overcrowding. Regular pruning and maintenance can also help manage the tree's size and shape as needed.

The Black Gum tree is considered a slow to moderate grower, typically adding around 12 to 24 inches of height per year under optimal growing conditions. However, growth rates can vary depending on factors such as climate, soil quality, moisture levels, and sunlight exposure. In general, younger trees tend to grow more rapidly than mature specimens. Additionally, Black Gum trees may experience slower growth in the first few years after planting as they establish their root systems before accelerating growth in subsequent years. Regular watering, fertilization, and proper care can help promote healthy growth and maximize the tree's growth potential.

The best place to plant Black Gum trees is in a location that meets the following criteria:

Sunlight: Choose a site that receives full sun to partial shade. While Black Gum trees tolerate shade well, they thrive in full sun, which promotes optimal growth and leaf coloration.

Soil: Black Gum trees prefer moist, well-drained soil. They can tolerate a wide range of soil types, including clay, loam, and sandy soils, but they perform best in acidic, organically rich soils. Ensure good drainage to prevent waterlogging.

Moisture: These trees naturally grow in moist, low-lying areas, so they appreciate consistently moist soil. However, they are adaptable and can tolerate occasional periods of drought once established. Consider planting near a water source or in an area where soil moisture is consistent.

Space: Black Gum trees are typically large deciduous trees, so provide ample space for their mature size. Ensure they have enough room to spread their branches and develop a strong root system without interference from nearby structures or other plants.

Climate: Consider the local climate conditions, including temperature extremes and wind exposure, when selecting a planting site. Black Gum trees are native to eastern North America and are well-suited to temperate climates with distinct seasons.

Protection: While Black Gum trees are generally hardy once established, providing some protection from strong winds and severe weather events can help prevent damage to young trees and promote healthy growth.

Overall, choose a planting site that mimics the tree's natural habitat and provides the ideal growing conditions of adequate sunlight, moisture, and soil quality to support its health and vigor.

The best time to plant Black Gum trees is typically in the early spring or late fall, depending on your climate and local conditions. Here's why:

Spring Planting:
- Planting in early spring allows the tree to establish its root system before the onset of hot summer temperatures.
- Spring planting also provides favorable growing conditions as the tree enters its active growth phase.
- Aim to plant before the tree breaks dormancy but after the ground has thawed and is workable.

Fall Planting:
- Late fall planting, after the tree has gone dormant, can also be advantageous.
- Cooler temperatures and ample soil moisture in the fall promote root growth without the stress of high heat.
- Planting in fall allows the tree to settle into its new environment and establish roots over the winter, giving it a head start for vigorous growth in the following spring.

Consider local climate conditions and weather patterns when deciding the best time to plant. Avoid planting during periods of extreme heat or drought, as this can stress the tree and hamper its establishment. Additionally, ensure adequate soil preparation and provide proper care, including watering, mulching, and protection from wildlife browsing, to support the tree's successful establishment and growth.

Black Gum (Nyssa sylvatica) and Swamp Tupelo (Nyssa biflora) are closely related species within the Nyssa genus, commonly known as tupelos. While they share some similarities, they also have distinct differences:

Species and Classification:
Black Gum (Nyssa sylvatica): Also known as Black Tupelo or Sour Gum, it is a species of Nyssa native to eastern North America. It is prized for its brilliant fall foliage.
Swamp Tupelo (Nyssa biflora): Also known as Swamp Black Gum or Swamp Tupelo, it is another species of Nyssa native to southeastern North America. It is typically found in wetland habitats.

Black Gum: It can tolerate a wide range of soil conditions but is typically found in moist, well-drained soils in upland forests. It is adaptable to various environmental conditions and can grow in both wet and dry sites.
Swamp Tupelo: As its name suggests, Swamp Tupelo is primarily found in swampy or wetland habitats, such as floodplain forests, bottomlands, and along streams or rivers.

Growth Habit:
Black Gum: It is a medium to large deciduous tree, typically reaching heights of 30 to 50 feet tall with a narrow, pyramidal or oval-shaped crown.
Swamp Tupelo: Similarly, Swamp Tupelo is a medium to large tree, but it tends to be more spreading in its growth habit compared to Black Gum.

Black Gum: The leaves are alternate, simple, and elliptical to ovate in shape. They are glossy green in summer and turn brilliant shades of yellow, orange, red, and purple in the fall.
Swamp Tupelo: The leaves are also alternate and simple, but they are typically broader and more rounded than those of Black Gum.

Black Gum: The fruits are small, blue-black drupes that ripen in late summer to fall. They are an important food source for wildlife, including birds.
Swamp Tupelo: Similarly, Swamp Tupelo produces small, bluish-black fruits that are an important food source for wildlife, particularly in wetland ecosystems.

While Black Gum and Swamp Tupelo share some characteristics and are both valued for their ecological roles and ornamental features, they are distinct species with differences in habitat preference, growth habit, and leaf characteristics.

Planting a Black Gum tree requires careful consideration of soil, location, and planting technique. Here's a guide to planting this tree:

Soil Preparation: Ensure the soil is well-draining and rich in organic matter. Black Gum trees prefer slightly acidic to neutral soil pH.

Location: Choose a site with full sun to partial shade. Black Gum trees tolerate a wide range of soil conditions, from wet to well-drained, but they prefer moist, acidic soils.

Digging the Hole: Dig a hole that is twice as wide as the root ball but no deeper than the root ball's height. Loosen the soil around the hole's edges to encourage root penetration.

Planting: Gently remove the tree from its container and place it in the center of the hole. Ensure that the top of the root ball is level with the surrounding soil. Backfill the hole with soil, firming it gently around the roots to remove any air pockets.

Watering: Water the newly planted tree thoroughly to settle the soil and provide moisture to the roots. Keep the soil consistently moist, especially during the tree's establishment period.

Mulching: Apply a layer of mulch around the base of the tree, leaving a few inches of space around the trunk. Mulch helps retain soil moisture, suppresses weeds, and regulates soil temperature.

Staking (if necessary): If the tree is tall or in an exposed location, consider staking it to provide stability until the roots establish. Use soft ties to avoid damaging the bark.

Maintenance: Monitor the tree regularly for watering needs, especially during hot, dry periods. Prune as necessary to maintain shape and remove dead or damaged branches.

By following these planting guidelines, you can help ensure the successful establishment and growth of your Black Gum tree.

Yes, tupelo trees, including the Black Gum, are dioecious, meaning they have separate male and female trees. Male trees produce flowers with stamens that release pollen, while female trees produce flowers with pistils that receive pollen and develop into fruits after pollination. Therefore, to produce fruit, a female tupelo tree must be pollinated by pollen from a male tree of the same species.

The fruit of the Black Gum tree, also known as the Sour Gum or Tupelo tree, is a small, dark blue to black drupe that resembles a berry. These fruits typically ripen in the late summer to early fall.

While the fruit is technically edible, it is not typically consumed by humans due to its extremely sour taste. However, it is an important food source for various wildlife species, including birds, squirrels, and deer, who feed on the fruits and help disperse the seeds.

Despite its unpalatable taste for humans, the fruit serves an essential ecological role by supporting local wildlife populations and contributing to the tree's reproductive success through seed dispersal.

The watering frequency for a Black Gum tree depends on several factors, including the climate, soil type, and age of the tree. Here are some general guidelines to follow:

Established Trees: Once established, Black Gum trees are moderately drought-tolerant and generally do not require frequent watering. However, during periods of prolonged drought or hot weather, provide supplemental irrigation to ensure the soil remains consistently moist but not waterlogged.

Young Trees: Newly planted Black Gum trees require more frequent watering to help establish their root systems. Water deeply around the root zone, ensuring the soil is thoroughly moistened. This may require watering 1-2 times per week, depending on weather conditions.

Soil Moisture: Check the soil moisture regularly by inserting your finger into the soil near the tree's base. If the soil feels dry to a depth of 2-3 inches, it's time to water. Avoid overwatering, as Black Gum trees are sensitive to waterlogged conditions, which can lead to root rot.

Mulching: Applying a layer of organic mulch around the base of the tree helps retain soil moisture, regulates soil temperature, and suppresses weed growth. Maintain a 2-4 inch layer of mulch, but keep it several inches away from the trunk to prevent moisture-related issues.

Weather Conditions: Adjust your watering frequency based on weather conditions. During periods of heavy rainfall, you may need to water less frequently, while dry spells may require more frequent watering.

By monitoring soil moisture levels and adjusting your watering schedule accordingly, you can help ensure the health and vitality of your Black Gum tree.

The Black Gum tree, also known as the Tupelo tree, thrives in a variety of climates but prefers temperate regions with mild to moderate summers and winters. It is native to eastern North America and is well-adapted to USDA hardiness zones 4 to 9. This tree species can tolerate a wide range of environmental conditions, including moist to wet soils and acidic pH levels. However, it may struggle in extremely hot and dry climates or regions with poor drainage. Overall, providing a moderate climate with consistent moisture and well-draining soil will help ensure the health and vitality of Black Gum trees.

Our Process

We have perfected packaging and shipping plants & trees! That is why we DO NOT use any third-party fulfillment like most other online retailers. Your trees go straight from our farm to your door, safely packaged by our team of seasoned professionals. Our process ensures your plants leave our facility and arrive to your door in the best condition possible!