Phlox - Blue Boy
Best fragrant perennial for gardeners wanting to attract local pollinators.
The Phlox 'Blue Boy' is a delightful perennial that adds vibrant color and sweet fragrance to your garden. It boasts dense clusters of bluish-mauve flowers with charming white centers, blooming from mid-summer and offering a long-lasting display. This easy-to-grow variety emits a pleasant vanilla-clove scent, making it a magnet for hummingbirds and butterflies. 'Blue Boy' is a versatile choice, perfect for borders, beds, or as cut flowers, thriving in full or partial sun across many regions.
$8.95
Owner Satisfaction
4.6
/ 5
Category Rank
726
/ 3183
#726 in Plant & Flower Bulbs
Price vs Category Average
-62%
Below average
USDA Hardiness Zones
48
/ Zones -
Who it's for
- Gardeners seeking unique, cool-toned floral accents
- Homeowners wanting long-lasting, fragrant summer color
- Eco-conscious gardeners supporting local pollinator populations
Who should skip it
- Gardeners in humid climates without optimal airflow
- Busy gardeners unable to perform regular maintenance
- Beginners lacking ideal soil and light conditions
Performance breakdown
Pollinator Appeal
A reliable magnet for local hummingbirds and butterflies throughout the season.
Fragrance Intensity
Subtle vanilla-clove notes provide a pleasant, non-overpowering garden aroma.
Growth Hardiness
Robust perennial performance across a wide range of USDA climate zones.
Visual Impact
Dense, vibrant flower clusters create a striking focal point in borders.
Maintenance Ease
Straightforward planting requirements make this an ideal choice for novice gardeners.
Floral Versatility
Sturdy stems work well for both landscape displays and indoor arrangements.
Key Specs
USDA Hardiness Zones
Zones 4-8
Mature Height
36 inches
Plant Life Cycle
Perennial
Sun Exposure
Full Sun to Partial Sun
Bloom Season
Late Summer
Planting Season
Spring
Pollinator Attraction
Attracts Butterflies, Attracts Hummingbirds
Fragrance Level
Mildly Fragrant
Features
- Dense clusters of bluish-mauve flowers
- Sweet vanilla-clove fragrance
- Attracts hummingbirds and butterflies
- Long bloom time in mid-summer
- Easy-to-grow perennial
- Versatile for borders and cut flowers
What customers say
Customers overwhelmingly praise the 'Blue Boy' phlox for its reliable performance and exceptional color. Reviewers consistently note the high quality and health of the bare roots upon arrival, leading to quick establishment and robust growth. The primary delight is the striking, true lavender blue bloom, which adds a unique cool tone to gardens. Satisfaction is high due to the plant's low maintenance needs and its proven ability to return strongly each year. This variety is considered a dependable, vibrant staple, offering excellent value and consistent results for all levels of gardeners.
Know before you buy
This perennial thrives in full sun to partial sun and requires well-draining soil. It is hardy in USDA zones 4 through 8, making it a versatile choice for many different climates.
At maturity, 'Blue Boy' reaches a height of approximately 36 inches and spreads about 24 inches wide. Be sure to provide enough space between plants to ensure good air circulation.
You can look forward to a long-lasting display of bluish-mauve flowers during the late summer months. Planting should be done in the spring to allow the roots to establish before the bloom season.
Yes, the sweet vanilla-clove fragrance and vibrant color make it an excellent magnet for both hummingbirds and butterflies. It is a great addition if you are looking to support local pollinator populations.
Absolutely. 'Blue Boy' is well-suited for use as a cut flower, allowing you to bring its pleasant fragrance and unique color indoors.
Plant the bulbs at a depth of 1 inch. Ensure the soil is loose and well-draining to provide the best environment for the plant to thrive.
Still have a question?
Ask Hayley anything about this product before you decide.
Ready to buy?
$9