


Rose, Double Red Knock Out® Tree Rose
Rosa hybrida Double Red
20 reviews
Rose, Double Red Knock Out® Tree Rose
Rosa hybrida Double Red
20 reviews
- Continuously blooming with vibrant and long-lasting red blooms
- Low-maintenance and disease-resistant variety
- Perfect for adding height and structure to a garden or landscape
- Recommended by landscape designers for optimal fit in real yards
$87.00
$125.00
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$200 - Landscape-Approved: Every Plant We Sell Comes With Design Expertise Behind It
24"
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Not just beautiful - intentionally selected by ShrubHub's 3D landscape design team to fit real-world spaces and maximize yard potential.
Why Rose, Double Red Knock Out® Tree Rose?
The Knock Out® Tree Rose is a stunning variety known for its vibrant double red blooms. This eye-catching rose is easy to care for and produces an abundance of long-lasting flowers throughout the growing season. Its compact, tree-like shape makes it a perfect addition to any garden or landscape. Experience the beauty of the Knock Out® Tree Rose in your outdoor space.
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Sunlight
The Knock Out® Tree Rose requires full sun, which is defined as at least six hours of direct sunlight per day. This plant should be placed in a location with ample sunlight to promote healthy growth and vibrant blooms.

Watering
The Knock Out® Tree Rose requires deep watering once or twice a week, allowing the soil to dry slightly between waterings. It prefers well-draining soil and is tolerant of dry conditions once established. Adding a layer of mulch around the base can hel

Fertilizing
The Knock Out® Tree Rose should be fertilized with a balanced fertilizer specifically formulated for roses, applied in early spring and again in late summer. Use a slow-release fertilizer to provide a steady supply of nutrients throughout the growing s
Rose, Knock Out® Tree Rose
The Knock Out® Tree Rose (Rosa hybrida Double Red) is a beautiful and vibrant addition to any garden. This variety is known for its stunning double red blooms that last throughout the growing season. The tree rose form adds height and elegance to your garden, making it a focal point of beauty.
These roses are easy to care for and are disease resistant, making them an excellent choice for novice and experienced gardeners alike. They prefer full sun and well-drained soil, and with proper care, they will continue to bloom year after year.
Whether planted in containers or in the ground, the Knock Out® Tree Rose is sure to add a touch of sophistication and color to your outdoor space. Its ability to attract pollinators also makes it a great choice for those looking to support their local ecosystem.
Add the Knock Out® Tree Rose to your garden today and enjoy the beauty and elegance it brings for years to come!
Plant Information:
Botanical Name: | Rosa hybrida Double Red |
USDA Zones: | 5 - 11 |
Mature Height: | 4-5 FT |







Pollination Info
Pollination Information for Knock Out® Tree Rose (Rosa hybrida Double Red)
The Knock Out® Tree Rose (Rosa hybrida Double Red) is a hybrid rose that produces double red blooms. Like all roses, it requires pollination to produce fruit and seeds. Roses are primarily pollinated by bees, butterflies, and other flying insects.
Pollination Process:
When a bee or butterfly visits the flower to collect nectar, they inadvertently brush against the pollen-producing stamens of the rose. The pollen grains stick to their bodies and are transferred to other flowers as they move from bloom to bloom. This process is known as cross-pollination.
Self-Pollination:
Roses are capable of self-pollination, meaning that the pollen from one flower can fertilize the ovules of the same flower. However, cross-pollination between different roses leads to greater genetic diversity and stronger, more resilient plants.
Importance of Pollination:
Pollination is crucial for the reproduction of roses. It leads to the formation of fruits (rose hips) that contain seeds. These seeds can be used for propagation or to develop new rose varieties. Pollination also ensures the continued survival of the rose plant species.
Attracting Pollinators:
To attract pollinators to your Knock Out® Tree Rose, plant it in a sunny location with well-drained soil. Provide a water source nearby and avoid using pesticides that may harm bees and other beneficial insects. You can also plant companion flowers that attract pollinators, such as lavender, catmint, or salvia.
FAQ
Rose, Knock Out® Tree Rose (Rosa hybrida Double Red) FAQ
Q: What is the Knock Out® Tree Rose?
A: The Knock Out® Tree Rose is a variety of rose cultivar that produces double red blooms. It is known for its disease resistance and hardiness.
Q: How tall does the Knock Out® Tree Rose grow?
A: The Knock Out® Tree Rose can reach a height of 3 to 4 feet, making it a compact and manageable plant for gardens and landscapes.
Q: How do I care for the Knock Out® Tree Rose?
A: The Knock Out® Tree Rose requires full sun exposure and well-drained soil. It should be watered regularly, especially during hot and dry periods. Pruning can be done in early spring to maintain its shape and promote new growth.
Q: Is the Knock Out® Tree Rose disease resistant?
A: Yes, the Knock Out® Tree Rose is known for its high level of disease resistance, particularly against common rose diseases such as black spot and powdery mildew.
Q: When does the Knock Out® Tree Rose bloom?
A: The Knock Out® Tree Rose blooms from spring to fall, producing abundant double red flowers that are highly attractive to pollinators.
Q: Can the Knock Out® Tree Rose be grown in containers?
A: Yes, the Knock Out® Tree Rose can be grown in containers, but make sure the container is large enough to accommodate the roots and provide adequate drainage.
Planting & Care
Rose, Knock Out® Tree Rose (Rosa hybrida Double Red) Planting & Care
Planting:
- Choose a sunny location with well-draining soil for planting your Knock Out® Tree Rose.
- Dig a hole twice as wide and just as deep as the root ball of the tree rose.
- Place the tree rose in the hole, making sure the crown (where the roots meet the trunk) is level with the surrounding soil.
- Backfill the hole with soil and water thoroughly to settle the roots.
Care:
- Water your Knock Out® Tree Rose regularly, especially during dry periods, making sure the soil is moist but not waterlogged.
- Prune dead or damaged branches to promote healthy growth and shape the tree rose as desired.
- Fertilize your tree rose in early spring with a balanced fertilizer to encourage blooms.
- Apply a layer of mulch around the base of the tree rose to help retain moisture and suppress weeds.
- Monitor for pests and diseases, such as aphids or black spot, and treat accordingly.
- Enjoy the abundant blooms and vibrant color of your Knock Out® Tree Rose throughout the growing season!
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Customer Reviews
4.8 out of 5 based on 20 reviews
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Absolutely stunning addition to my garden. Thriving and blooming beautifully.
Arrived in perfect condition
Thriving beautifully in my garden. Very satisfied with my purchase.
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