Coral Knock Out® Tree Rose
Rosa 'Radral'
- Stay Protected with Plant Sentry ™
Coral Knock Out® Tree Rose - #5 Container is backordered and will ship as soon as it is back in stock.
Plant Sentry™
Plant Sentry™
Plant Sentry is designed to protect both consumers and the nursery trade from invasive plant pests and diseases. Sites that display the Plant Sentry protection badge are protected from consumers buying and nurseries shipping material carrying invasive pests and diseases.
This proprietary eCommerce software prevents the shipment of a restricted plant to each state. The Plant Sentry system includes a shipment certification program. The Plant Sentry Compliance Officer works closely with NatureHills.com and each nursery or fulfillment center to ensure only compliant plants are sold to customers.
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Delivery and Shipping
Delivery and Shipping
Shipping
To obtain a more accurate shipment time-frame, simply enter your zip code in the “Find Your Growing Zone” box to the right. Our plants are grown all over the country and lead time on items may be different because of this. Once your order is placed, you will also receive the specific shipment time-frame information as part of your order confirmation. Once an item ships, you will receive shipment notification and tracking numbers, so you can follow along while your plant travels to your doorstep. We use FedEx, UPS, or USPS at our discretion.
Due to winter weather we have put a hold on shipping to the areas shown below in grey. You can still order now and we will ship the plant to you during an appropriate time for your zone.
Standard Shipping Rates
At Nature Hills we handle, package and ship the products you order with the utmost care to ensure healthy delivery. Shipping and handling charges are calculated based on the tables below. Please note that some items include an additional handling surcharge, these will be noted on the item's product page.
From | To | S&H |
---|---|---|
$0 | $19.99 | $24.99 |
$20 | $49.99 | $29.99 |
$50 | $69.99 | $34.99 |
$70 | $99.99 | $39.99 |
$100 | $129.99 | $44.99 |
$130 | $149.99 | $48.99 |
$150 | $150+ | Approx 28% |
Click here to see our full rates
Understanding Plant Options
Nature Hills offers plants in two main formats:
- Container Plants: Grown in pots with soil, sized by container volume and plant age
- Bare Root Plants: Dormant plants without soil, sized by height measurements
Container Plant Sizes
Container sizes indicate plant age and growing capacity rather than liquid volume equivalents. Our containers follow industry-standard nursery "trade gallon" specifications, which differ from standard liquid gallon measurements.
Young Plants (6 months to 18 months old)
Container Size | Actual Volume | Metric Equivalent |
---|---|---|
2" x 2" x 3" | 0.18 - 0.21 dry quarts | 0.20 - 0.23 dry liters |
4" Container | 0.31 - 0.87 dry quarts | 0.35 - 0.96 dry liters |
4.5" Container | 0.65 dry quarts | 0.72 dry liters |
6" Container | 1.4 dry quarts | 1.59 dry liters |
1 Quart | 1 dry quart | 1.1 dry liters |
5.5" Container | 1.89 dry quarts | 2.08 dry liters |
Established Plants (18 months to 2.5 years old)
Container Size | Actual Volume | Metric Equivalent |
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2 Quart | 2 dry quarts | 2.2 dry liters |
#1 Container | 2.26 - 3.73 dry quarts | 2.49 - 4.11 dry liters |
5" x 5" x 12" | 3.5 - 4.3 dry quarts | 3.85 - 4.74 dry liters |
Mature Plants (2-4 years old)
Container Size | Actual Volume | Metric Equivalent |
---|---|---|
#2 Container | 1.19 - 1.76 dry gallons | 5.24 - 7.75 dry liters |
#3 Container | 2.15 - 2.76 dry gallons | 8.14 - 12.16 dry liters |
Large Plants (3-5 years old)
Container Size | Actual Volume | Metric Equivalent |
---|---|---|
#5 Container | 2.92 - 4.62 dry gallons | 12.86 - 20.35 dry liters |
#6 Container | 5.25 - 6.01 dry gallons | 23.12 - 26.42 dry liters |
#7 Container | 5.98 - 6.53 dry gallons | 26.34 - 28.76 dry liters |
Bare Root Plants
Bare root plants are sold by height from the root system to the top of the plant. Plants may exceed minimum height requirements.
Common Sizes:
- Trees: 1 foot, 2 feet, 3 feet, 4 feet, 5 feet, 6 feet
- Shrubs & Perennials: 1 foot, 18 inches, 2 feet
Important Notes
Container Volume Specifications
- Trade Gallon Standard: Our containers follow industry-standard "trade gallon" specifications established by the American National Standards Institute (ANSI Z60.1) for nursery stock
- Volume Variations: Actual soil volume may vary due to plant root systems and growing medium settlement
- Age Indicators: Container size primarily indicates plant age and maturity rather than liquid volume equivalents
Growing Conditions
- Plant size can vary based on variety and growing conditions
- Container size helps indicate plant maturity and establishment level
- Larger containers generally mean more established root systems and faster landscape establishment
Seasonal Availability
- Bare root plants are available seasonally when dormant
- Container plants are available throughout the growing season
- Specific varieties may have limited availability in certain sizes
Questions?
For questions about specific plant sizes or availability, please contact our plant experts who can help you choose the right size for your landscape needs.
Plant Highlights
Coral Knock Out® Tree Rose highlights at a glance!
Specifications
Specifications
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Brand
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Botanical Name
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Growing Zones
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Mature Height
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Mature Spread
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Sun ExposureFull Sun
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Moisture
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Soil
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Growth RateMedium
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Flower Color
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Pollinator Friendly
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Fragrant
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Pruning Time
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Bloom PeriodLate Spring, Summer

Growing Zones 5-11
Looking for an impossibly pretty, rugged, and extremely stylish Rose with fresh rich color that happens when blush pink kisses sunset orange? Then Coral Knock Out® Tree-From Rose (Rosa 'Radral') is definitely your Rose and this tree-form is elevated for more delight to the nose and the eyes!
Each spring, Coral Knock Out® will greet you with magnificent pink-orange blooms smothering the surface of its lovely green leaves are a beautiful deep green with a twinge of bronze throughout, forming lovely rounded mounds atop the strong single stem trunk. Sometimes these blossoms boast up to 25 petals a piece! Be sure to snip a few for your bouquets, but leave the rest for your enjoyment and for your pollinators!
Knock Out® Roses are very cold and heat tolerant throughout USDA growing zones 5 through 11! Tolerating full sun, heat, and winter chill. These are easy-to-grow, low-maintenance, and disease-resistant shrubs atop a fantastically elegant single-stem standard. Forming a ball atop the standard that can reach about 4 to slightly more feet in height and width.
Planting and Application:
Coral Knock Out® will have enough blooms for your vases indoors as well as for your pollinators outdoors. Use tree-form Roses to elevate garden beds and porch planters alike! Stand a pair at your front door, or astride the entrance to a path that leads to a destination garden! For a truly elegant display, fringe the base of this Rose tree with the Coral Knock Out® with a groundcover of other Knock Out® Groundcover Roses.
Coral Knock Out® adds fragrance, height, and unique form to front yard plantings to accentuate a garden bed, add style to a Rose garden as well as become the focal point to any cottage border or formal landscape. Try potting up more than one and placing them on either side of an entryway for a first impression that will surely stay and brighten your front door!
Cut flower gardens gain double-duty elegance indoors and out for your bouquets, while pollinator gardens are filled with ample blossoms for butterflies! These are the perfect size for container gardening, so dress up your porch and patio, brighten a terrace, or your front entry in the sun with these radiant white blooms!
- Colorful Double-Petaled Coral Blooms On a Standard Stem
- Nonstop Blooms From Spring Until Fall
- Sturdy 2-3 Foot Standard Trunk
- Unique Bronze-Tinged Green Leaves & Single Stem
- Semi-Gloss Dark Green Leaves
- Specimen, Focal Point, Formal Garden Accent & Container Plant
#ProPlantTips for Care:
Like other bushes in the Knock Out® collection, will thrive with very little maintenance! These Roses appreciate being planted in a protected sunny spot with well-drained soil and good air circulation. This will help keep the moisture level even and your Rose bush thriving!
Find a sunny spot where Knock Out® in the full sun. Roses appreciate rich, well-drained soil and a 3-4 inch layer of arborist mulch for moisture retention and insulation around the root system. Provide good air circulation and proper site selection for Rose-growing success.
If you feel like it, try using a balanced fertilizer formulated for Roses. It's important to remember not to use fertilizers while these Roses are still getting established. Let them go through a bloom cycle first. Once you've had your Rose Tree for a year or two, you can apply a good Rose fertilizer after the first wave of flowering.
Rose Tree Pruning
While other flower bushes might need continual deadheading and general cleanup through the season, the Petite is just fine being left alone. It's self-cleaning and will drop its flowers as they get done blooming, talk about easy!
Early each spring, after the last frost of the year has passed, it's always a good idea to prune back the Rose tree several inches to maintain the nice round form atop its trunk. Keep new blooms returning with occasional deadheading, quickly improving your overall display.
Prune away suckers and branching that forms at the base or on the trunk each year too. Pruning Roses allows for better, bushier growth each year. Pruning Roses allows for better, bushier growth each year and stimulates new growth. Read all you need about Rose pruning Roses Here, and about winterizing your Roses Here and un-wintering Roses in Spring in our #ProPlantTips Garden Blog!
- Full Sun
- Moist Enriched Well-Drained Soil
- Regular Fertility & Watering & Mulch Very Well
- Deadhead For More Blooms & Prune Early Spring
- Extremely Disease Resistant
Add height and elegance with the floriferous blooms of the Coral Knock Out® Tree-Form adds peachy pink blooms nearly all growing season long! Hurry and order this elevated Rose today from NatureHills.com!
Rose Tree FAQs
Where Is The Best Place To Plant Rose Trees?
Rose Trees prefer full sun and favor the leaf-drying power of the morning sun, with at least 6 hours of direct sunlight a day. Choose a location in good, enriched soil that drains well and has good air circulation.
What Is The Best Month to Plant Roses?
You can plant Roses any time if you are able to provide enough consistent moisture and attention. The easiest times of the year to get Rose bushes established in your landscape are in spring after the last frost date, and in fall about 4-6 weeks before the first frost.
Do Rose Trees Come Back Every Year?
Rose Trees are deciduous woody perennial shrubs and will return bigger and better each year in a protected location with regular care.
How Do I Find Rose Trees for Sale Near Me?
Make your life easier and your yard happier by shopping for Roses at NatureHills.com online nursery. You'll find a massive selection of Rose bushes for sale, including many lovely Tree, Shrub, Groundcover, and Tree-form varieties!
Choose the right shrub for your area by first finding your growing zone by entering your zip code in the field above the Plant Highlights section on our product pages. Narrow down your options by plant hardiness zone, sun availability, and size requirements.
Place your order, knowing it's backed by the Nature Hills Nursery product guarantee and protected by Plant Sentry™, which helps ensure regulated plant materials aren't sent to prohibited areas.
Expect to receive your plants at the appropriate planting time for your growing zone when temperatures are safest to ship through and into.
What Shipping Options Do You Offer?
NatureHills.com works closely with our growers and nursery professionals to ensure we ship when it is most appropriate for your area. Our goal is to deliver the hardiest plants by avoiding extreme high and low temperatures. Check out our shipping schedule for more information and to learn our wills and don'ts when it comes to shipping plants. Find your Roses for sale here at NatureHills.com!