Red Double Knockout Rose - Tree Form

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Size: 3 Gallon
Sizing guide

Rosa 'Radtko' (Tree Form)

This tree-form version of the beloved Red Double Knockout Rose delivers vibrant, double red blooms from spring through fall on a compact, sculpted trunk. Disease-resistant and low-maintenance, it’s perfect for creating a dramatic focal point in containers or garden beds.

USDA Hardiness Zones: 5–10
Sun Requirements: Full sun
Water Requirements: Moderate; allow soil to dry slightly between waterings
Growth Rate: Fast
Mature Size: 4–5 feet tall, 3–4 feet wide canopy
Soil Preference: Well-drained, fertile soil
Landscape Use: Accents, containers, entryways, formal beds
Maintenance: Deadhead spent blooms to encourage reblooming; prune lightly in early spring

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The Plant Firm was created during the lockdown of 2020 as a fun project to give me something to do. It quickly became a much larger endeavor and one that I knew needed more attention to be done right. We started The Plant Firm because great plants shouldn't cost a fortune or require a trip across town. Every plant we carry is hand-selected for quality and delivered right to your door. Locally rooted in Raleigh, NC.

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Owen S. | Happy Customer

The Plant Firm was exactly what I was looking for! I bought 8 plants and they arrived bigger and better than I could have expect. Can't wait for my next order of outdoor plants.

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“Ordered several plants including a dogwood tree that I saw at another nursery for 5x the price. Ordered early in the week, delivered before noon on Friday. All are very healthy!!! I will order again! Thank you!!!”

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