Luminary® Opalescence Tall Garden Phlox

Name: Luminary® Opalescence Tall Garden Phlox
Brand: Proven Winners
SKU: 22258
Price: 38.67 USD
Availability: InStock

Phlox paniculata 'Opalescence'

Proven Winners®

$38⁶⁷

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In Stock

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Find your Growing Zone

Plant Size

#1 Container

Product variants

Planting & Care

Where to Plant

Sunlight: Plant your Luminary® Opalescence Tall Garden Phlox in a spot that receives full sun, meaning at least 6 hours of direct sunlight daily. While it can handle a little light shade, full sun ensures the best flower production and keeps the foliage dry, which helps prevent powdery mildew.
Soil: This phlox thrives in rich, well-drained soil that stays evenly moist. If you have heavy clay or sandy soil, amend it with compost or organic matter to improve drainage and moisture retention, giving the roots the balance they need.

Watering Requirements

During the first season, water consistently to help the roots establish, keeping the soil moist but not soggy. Once established, this phlox is fairly drought tolerant but performs best with regular watering, especially during hot, dry spells; inconsistent moisture can lead to stress and reduced blooming.

Pruning Tips

This perennial blooms on new growth, so you can clean up the plant in late fall or early spring by cutting the stems back to the ground. Deadheading spent flower clusters during the summer encourages a second flush of blooms and keeps the plant looking tidy.

Fertilizer Needs

Feed your phlox in early spring as new growth emerges using a balanced, slow-release garden fertilizer. Avoid high-nitrogen fertilizers late in the season, as this can push soft, leafy growth that may not harden off before winter and can reduce flowering.

Delivery and Shipping

Preorder Shipping Schedule

We ship your plants when it's safe to transport them to your zone. Dates are estimated and subject to weather delays.

Zone 3-4	Week of March 30th
Zone 5	Week of March 16th
Zone 6-12	Week of March 2nd

Shipping Rates

Ships in 7-10 business days • Tracking provided • Weather protected

Under $50	$9.99
$50 - $99.99	$14.99
$100 - $149.99	$16.99
$150 - $198.99	$24.99
$199+	FREE

✓ Zone-specific timing • ✓ Professional packaging • ✓ Health guarantee

Understanding Our Container Sizes

At Nature Hills, our plants are sold in industry-standard nursery containers. You will notice we use the word "container" rather than "gallon." Container numbers follow a nursery trade size standard, not liquid volume. The number tells you the plant's size category and general maturity level. A larger container means a more established plant with a stronger root system.

Container Sizes

Quart

Plant age: 6 months to 1 year
Best for: Ground covers, perennials, ornamental grasses
What to expect: Our smallest and most affordable size. Well-suited for planting in multiples across a large area. Allow 1 to 2 seasons for full establishment.

#1 Container

Plant age: 1 to 2 years
Best for: Shrubs, perennials, smaller trees
What to expect: About the size of a large coffee can. A well-developed root system in a manageable size. Good value choice when you have time to let the plant grow into the space over a season or two.

#2 Container

Plant age: 2 to 3 years
Best for: Shrubs and trees where you want faster establishment
What to expect: A noticeable step up from a #1 in both plant size and root development. Good choice when you want visible presence without going to a larger size.

#3 Container

Plant age: 3 to 4 years
Best for: Most plants, most situations — flowering trees, shade trees, evergreen shrubs
What to expect: Our most popular size. Strong, developed root system. Plants in a #3 container make an immediate visual impact from day one. If you want a head start rather than waiting seasons for a plant to fill in, this is typically the right choice.

#5 Container and Larger

Plant age: 4 to 5+ years
Best for: Specimen plants, privacy screens, maximum instant impact
What to expect: Large, mature plants ready to make an immediate statement in your landscape. We also carry #7 and larger sizes for select varieties.

Why "Container" and Not "Gallon"?

Nursery container sizes follow an industry trade standard established for the nursery and horticulture industry. The number is a size designation, not a measurement of liquid volume. Actual soil volume varies by plant type, root mass, and growing medium. Using "container" is the accurate industry term. When you see #1, #2, or #3, think of it as the plant's size tier, not a gallon measurement.

Root Pouch Containers

Some Nature Hills plants arrive in a Root Pouch, a breathable fabric container made from 100% recycled materials. Root Pouches encourage denser root development through air pruning, which discourages root circling and promotes a stronger, more fibrous root ball at the time of planting.

Plants growing in Root Pouch fabric containers, showing the breathable woven fabric construction

There are two types. Knowing which one you have changes how you plant:

Degradable (brown or tan fabric): Plant the entire pouch directly in the ground. The fabric breaks down naturally in the soil over time.
Non-degradable (black or gray fabric): Remove the pouch before planting. Cut the bottom open with scissors, then peel the sides away. The fibrous root ball will hold its shape.

Not sure which type you have? Check the tag on your plant or contact us and we will confirm.

Full Root Pouch planting guide

Choosing the Right Size

Size	Plant Age	Best For
Quart	6 mo to 1 yr	Ground covers, perennials, grasses. Budget-friendly for mass plantings.
#1 Container	1 to 2 yrs	Shrubs, perennials, small trees. Value choice for patient gardeners.
#2 Container	2 to 3 yrs	Shrubs and trees where you want faster establishment.
#3 Container	3 to 4 yrs	Most plants. Immediate visual impact. Our most popular size.
#5 and larger	4+ yrs	Specimen plants, privacy screens, maximum instant impact.

Still not sure which size is right for your project? Our plant specialists are happy to help. Contact us and we will point you in the right direction.

Photo courtesy of Proven Winners - www.provenwinners.com

Bright pink eyes and flouncy light pink flower clusters, the Luminary® Opalescence Tall Garden Phlox (Phlox paniculata 'Opalescence') from Proven Winners® has big fragrant flowers that butterflies and bees, and even hummingbirds adore! You will adore these as well! Tall, elegant, and colorful beacons, Garden Phlox are classic garden and border plants!

Backed by dark-green foliage that makes them stand out more, an added bonus is that these blooms are held aloft at a height of 2-3 feet tall! These leaves are mildew-resistant and have dark backgrounds to the vivid blooms all summer. These perennials are lush fillers and thrillers anywhere they're planted!

Garden Phlox might be tall, but they won't take up much space in the garden, so they're great for mixed pots and planters as thrillers and bold color! These are upright, strong stems that look amazing in floral bouquets as well as in the garden. Just be sure to plant a few extra so you and your pollinators can still enjoy them outdoors!

Planting and Application:

Tall Garden Phlox has a small footprint but a big impact in cottage beds and perennial borders! Dramatic pink flouncy blossoms like these are perfect in pollinator and cutting gardens, and as tall vertical elements in garden beds and containers alike!

Opalescence is a great back border plant, where its dark foliage becomes the perfect backdrop for other perennials in the garden. These are easy-care plants and require very little upkeep, so don't be afraid to plant en masse and create woodland or wildflower plantings without much worry that deer will devour them.

Big Pink Blooms & Dark Pink Eyes
Dark Green Foliage
Fragrant & Reblooming
Containers, Naturalizing, Bouquets & Pollinators
Mildew Resistant Leaves

#ProPlantTips for Care:

Phlox are hardy down to growing zone 3 and thrive up to zone 8 heat. Doing great in full sun in cool zones but appreciating partial shade and afternoon protection in hotter climates. These herbaceous perennials appreciate good Air Circulation and well-drained soil. Be sure to give them supplemental water during their first year and apply water in a prolonged drought. Apply a three-inch layer of mulch around your plant, but make sure to pull it back from the stems.

Prune Tall Phlox right after the blossoms fade and tidy up the mounds in late autumn after frost. While no plant is truly deer resistant, they do not prefer the taste of these plants. But, if you live in Deer Country, be sure to use Deer Repellent during planting, guided by the instructions on the label.

Full Sun & Part Shade
Moist Well-Drained Soil
Mulched Beds
Prune to Ground In Late Fall
Fairly Deer Resistant

Proven Winners® Luminary® Backlight Tall Garden Phlox will light up your garden beds and borders with its luminescent white blooms and the swarms of pollinators they'll attract! Order yours today at NatureHills.com!

Botanical Name

Phlox paniculata 'Opalescence'
Class
- Ericales
Species

paniculata
Cultivar

Opalescence
Growing Zones

3-8
Height

2-3 ft
Width

1-2 ft
Sunlight
- Full sun
- Partial shade
Growth Rate

Moderate
Flower Color
- Pink
Leaf Color
- Green
Native

Yes
Fragrant

Yes
Bloom Period

Early Summer, Late Summer
Does Not Ship To

AK, HI, ID, MT, PR

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Growing Zones 3-8

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Frequently Asked Questions

How tall do double knockout roses get?

I can't answer that question about double knockout roses using the product information provided, which is about Luminary® Opalescence Tall Garden Phlox. If you'd like me to write an FAQ answer about the Garden Phlox instead, I'd be happy to help with questions about its height, growing zones, care requirements, or other characteristics mentioned in the product description.

What USDA hardiness zones is Luminary® Opalescence Tall Garden Phlox suitable for?

Luminary® Opalescence Tall Garden Phlox is hardy in USDA zones 3-8. It thrives in full sun in cooler zones but benefits from partial shade and afternoon protection in hotter climates. Shop at Nature Hills for this versatile perennial.

How often should I water Luminary® Opalescence Tall Garden Phlox after planting?

Water newly planted Luminary Opalescence daily for the first week, then 2-3 times weekly until established. These hardy perennials (zones 3-8) need consistent moisture their first season to develop strong roots. Once established, they're quite drought tolerant and only need watering during dry spells.

How do I plant Luminary® Opalescence Tall Garden Phlox for best results?

Plant in full sun in zones 3-6, or partial shade in zones 7-8 for heat protection. Space 18-24 inches apart to allow air circulation around the mildew-resistant foliage. Plant in spring after last frost in well-draining soil, watering deeply but infrequently once established.

How should I prune or maintain Luminary® Opalescence Tall Garden Phlox in fall or winter?

Cut stems back to 2-3 inches above ground level after the first hard frost in zones 3-8. This prevents disease and encourages vigorous spring growth. Shop mildew-resistant varieties like Opalescence at Nature Hills for easier maintenance.