Blue Flowers or Flower Parts

Drooping clusters of blue blooms are borne practically throughout the year. Tropical glossy green ginger-like foliage is borne on stiff fleshy stems. Item # 998

Clusters of blue to light blue, star-shaped flowers are borne in spring on sturdy stems atop the wide foliage. The Eastern Bluestar makes a wonderful garden addition with a mannerly clump forming habit and excellent pest and disease resistance. Yellow fall foliage color adds to its interest. Tolerant of wet to average moist soils. Eastern Bluestar is an easy to grow and reliable native perennial. The flowers attract butterflies and hummingbird moths. Item# 10268

Eva Lyon Holmes is a repeat blooming Hydrangea sporting large Mopheads of pink or blue beginning in late spring and will continue to bloom on new growth into summer and fall. Repeat blooming Hydrangea varieties will bloom even after extreme cold has frozen the buds of older varieties making them more suitable choices for northern regions. item# 9074.

Deep red to bronze foliage on a bromeliad that multiplies readily creating a dense beautiful basket of medium-sized cascading plants. The Fire Ball Bromeliad, a type of Neoregelia, makes an easy low maintenance tropical-looking hanging basket plant or grow it as an epiphyte on wood or cork. The more intense the lighting is the more this Bromeliad looks like it is on fire! Item# 415

An unusual plant rarely found for sale in the US, Giant Blue African Salvia produces spikes, up to 16" high, of blue to purple, up to 2" long, hooded, two-lipped, tubular, lightly fragrant flowers throughout the warmer months of the year with the heaviest flowering in spring and late summer and fall. A vigorous tender herbaceous plant with very large tropical foliage and square stems that can easily reach 6-9' high and may grow to 15' high becoming tree-like in its native habitat. Item# 10703.

A blue flowered Sasanqua! Dark purple buds open to purplish-red the first day and change to lavender-blue the second creating a multi-colored effect on this semi-dwarf evergreen Sasanqua in fall. The blues are intensified in acid soils. Rich deep green rounded foliage on a compact rounded plant. Very similar to Shi-Shi Gashira in foliage and habit and is a chance seedling of the Louisiana Super Plant selection Shi-Shi Gashira. Item# 9636.

Flat topped clusters of bluish-purple Ageratum-like flowers are borne atop short sturdy stems that are adorned with finely cut and softly textured, medium green foliage. The flowers attract loads of butterflies as well as other pollinators and Gregg's Mist Flower flowers most heavily beginning in late summer and lasting through fall. Its rhizomatous though non-aggressive nature makes this durable and drought resistant perennial an excellent addition to the garden where it can be utilized as a groundcover as well as in naturalistic settings. It does seem to prefer a little midday and afternoon shade, especially in the hottest summer climates and in dryer settings. Caterpillar host: Rawson's Metalmark. Item# 10811.

Earned 4 out of 4 stars in trials at Chicago Botanic Gardens! Dome shaped clusters, up to 5" wide, are composed of deep blue pointed buds that open to pale blue starry flowers and are produced in mid to late spring attracting butterflies, larger bees, hummingbirds, and hummingbird moths. Halfway to Arkansas Blue Star, an Intrinsic Perennials selection, is a clump forming, taprooted, herbaceous, native perennial with a dense bushy, almost neatly formal habit once mature and is cloaked in deep green, fine textured, narrow foliage that changes to gold tinged with purple in autumn. Amsonias or Blue Stars are tough, easy, heat and humidity loving, deer and rabbit resistant, and tolerate low fertility soils. Grow Halfway to Arkansas Blue Star in a full sun to partly shaded site and the plants will generally need more moisture or a quality organic mulch in hotter sunnier sites and can tolerate slightly drier conditions where they receive some shade during the heat of the day, while sunnier sites tend to offer the sturdiest growth and best flowering. Images courtesy of Intrinsic Perennials, all rights reserved. Item# 13332

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Spikes up to 16-20" high are topped by clusters of tubular blue to blue-violet flowers with a contrasting white bee-guide are produced beginning as early as late spring but mainly in summer, occasionally into fall, and attract a variety of native bees along with larger butterflies. Helmet Skullcap, Scutellaria integrifolia, is a small, 12-20" high, clump forming to short rhizomatous perennial native from East Texas, all along the Gulf Coast and up the Eastern Seaboard into southern Massachussets and New York. This is a common component of the brightly lit understory in the Pineywoods and locally we typically see it in dryer or mesic uplands including hardwood and pineforests in well-drained loamy and sandy soils as well as in more moist sunnier sites. Provide a full sun to partly shaded site in a well-drained soil for optimum vigor and flowering. May reseed on exposed soils. Item# 12769

Large dense branched pannicles to 12" x 12" are composed of multitudes of small pale purple tubular flowers are produced over an extended period through much of summer and attract a variety of pollinators including smaller shorter tongued bees like Honeybees as well as larger native bees like Bumblebees. The large palmate foliage of Hempleaf Vitex resembles that of the Hemp plant and thus the specific epithet of "cannibifolia". Like its close cousin the Chaste Tree, Vitex agnus-castus, the Hempleaf Vitex, Vitex negundo var. cannibofolia, is an easy to grow sun and heat loving deciduous shrub that prefers an average to well-drained soil. It appears to have few pests or disease issues and is unlikely to be bothered by deer. Item# 11879

The bluest of the blues! Blue Arrowleaf Sage produces large branching clusters composed of dense spikes of 1" vivid cobalt blue tubular flowers that may be produced nearly throughout the year on this hybrid Salvia. Blue Arrowleaf Sage has large velvety arrowhead shaped aromatic foliage that seems to retain its tidiness throughout the growing season. The nectar rich flowers attract hummingbirds and butterflies alike. Grow it in the garden or as as a medium-sized container plant. These amazing images were kindly taken and shared with us by Susan Whitney. Can you spot the Ruby Throat nectaring in the lower left corner? Item# 9949

Imperial Blue Plumbago produces large clusters of deep sky blue flowers from early summer until fall. Plumbago is a heat, sun, and drought tolerant tropical or tender perennial that makes a great addition to container gardens or it is often found growing as a groundcover, hedge, tree form, and espaliered on fences in mild winter climates. Item# 9739.

2-3" long, deep purple, slightly flaring tubular flowers are produced in large hanging clusters designed for hummingbird pollination. One of the darkest Iochromas, Indigo is a prolific flowering selection on a vigorous growing upright to spreading, naturally evergreen tropical shrub. This miniature cousin of the Angel's Trumpet is easily enjoyed as a container plant where not hardy. Provide good drainage and fertile, average moist soil in partial to filtered sun for the best results. Iochroma, Tubeflower, or Mini Angel's Trumpets flower on new growth so keep them growing and healthy for and endless display. Item# 804

In late spring to early summer, loads of 12-15" high flower spikes that are adorned with deep blue to deep violet pea-like, nectar rich flowers and are accented by a narrow yellow keel and are held well above the neat mounds of foliage. The main flower show is extended by an encore of secondary flower spikes and the flowers attract mainly bees as pollinators. Indigo Spires Baptisia or False Indigo, a hybrid of our native species, is an easy and low maintenance, deer resistant, large, long-lived clump forming, herbaceous, taprooted perennial maturing to about 3-4'H and wide. As the palnts mature they produce more and more flowering spikes with each passing year with some plants producing over a 100 spikes on mature plants. Considered a must for the cutflower garden as the spikes have an excellent vase life. Provide Baptisias with a full to mostly sunny site in a soil with average or better drainage and moderate fertility. Images courtesy of Walter's Gardens, Inc., all rights reserved. Item# 13300

Long spikes of deep indigo, tubular flowers are borne continuously from spring to frost on this vigorous perennial Salvia. Indigo Spires has long been one of our favorites and is a reliable performer in the landscape producing a 3-4' high plant with medium green foliage. The nectar rich flowers provide fodder for a variety of pollinators including hummingbirds, butterflies, and a variety of bees but especially bumblebees in our gardens. The flower color may appear more purple or more blue to different people, in this case it is all in the eye of the beholder. Item# 13131

#3 in Mt. Cuba Center Baptisia trials and the #1 white cultivar! In midspring, loads of dark smokey purple 12-20" high flower spikes adorned with starkly contrasting bright white pea-like, nectar rich flowers are held well above the neat mounds of foliage. Ivory Towers Baptisia or False Indigo, a hybrid of our native species developed by Tony Avent of Plant Delights Nursery, is an easy and low maintenance, deer resistant, large, long-lived clump forming, herbaceous, taprooted perennial maturing to about 4-5'H and equally wide and it maintains its architecturally pleasing vase shaped form throughout the growing season. As the palnts mature they produce more and more flowering spikes with each passing year with some plants producing over a 100 spikes on mature plants. Considered a must for the cutflower garden as the spikes have an excellent vase life. Provide Baptisias with a full to mostly sunny site in a soil with average or better drainage and moderate fertility. Image credit: Tony Avent, Plant Delights, all rights reserved. Item# 13318

Kevin Matthews Louisiana Iris produces large purple flowers with contrasting golden daggers outlined in black along the outer edges of the standards. This is a vigorous and hardy Louisiana Iris that is part of the Fallen Heroes series hybridized by Lee-Ann Connelly, now Shearhouse, and marketed by Ag3 Inc. A portion of the price of each plant is donated to the Fallen First Responders charity that aids the children of both Firefighters and Law Enforcement. Multiplies readily in average garden soils, moist to wet soils, or they can be set in water gardens where the container is just below the water's surface. Provide a full to mostly sunny site for optimum vigor and flowering. Image courtesy of Ag3 Inc., all rights reserved. Item# 12140

The large rounded mophead flower clusters are composed of sterile florets that range from deep sky blue, purple, to a bright pink, depending on soil acidity and the availability of aluminum, are produced from late spring or early summer into fall. Let's Dance® Blue Jangles® Bigleaf Hydrangea is a compact growing 2'H x 3'W plant with dark green foliage, strong sturdy stems, excellent flower power producing flowers on both old and new growth, and reliable zone 5 cold hardiness. The Let's Dance® Hydrangea series was developed in Michigan's harsh winters by breeder Tim Woods for reliable cold hardiness, excellent flower power, rich colors, with strong sturdy stems and a compact habit. As with other Bigleaf Hydrangeas, provide this Proven Winners® Color Choice® selection with a moist, well-drained, fertile soil in an area that receives morning sun with shade or filtered shade during the hottest portion of the day in areas with hot summer climates. In cooler climates Bigleaf Hydrangeas can tolerate full to mostly sunny sites. Some direct sunlight, preferably >4 hours per day, is needed for good bud and flower production. Photo courtesy of Proven Winners - www.provenwinners.com, all rights reserved. Item# 12912

The large rounded mophead flower clusters are composed of sterile florets that range from deep blue-violet, purple, to a deep saturated pink, depending on soil acidity and the availability of aluminum, are produced from late spring or early summer into fall. Let's Dance® Rave® Bigleaf Hydrangea is a compact growing 2-3'H x 3-4'W plant with dark green disease resistant foliage, strong sturdy stems, excellent flower power producing flowers on both old and new growth, and reliable zone 5 cold hardiness. The Let's Dance® Hydrangea series was developed in Michigan's harsh winters by breeder Tim Woods for reliable cold hardiness, excellent flower power, rich colors, with strong sturdy stems and a compact habit. As with other Bigleaf Hydrangeas, provide this Proven Winners® Color Choice® selection with a moist, well-drained, fertile soil in an area that receives morning sun with shade or filtered shade during the hottest portion of the day in areas with hot summer climates. In cooler climates Bigleaf Hydrangeas can tolerate full to mostly sunny sites. Some direct sunlight, preferably >4 hours per day, is needed for good bud and flower production. Photo courtesy of Proven Winners - www.provenwinners.com, all rights reserved. Item# 12913

Deep violet flowers with a white eye hang like grapes from this upright to arching, deciduous to semi-evergreen shrub. The flowers of Lindley's Butterfly Bush, Buddleja lindleyana, are produced nearly continuously from late spring to fall and attract a variety of pollinators including hummingbirds, butterflies, and larger bees. This is a naturally suckering shrub and will slowly develop into a mass that can be utilized as an informal hedge or at the back of the border. Provide a full to mostly sunny site in well-drained soils for optimal vigor and flowering. Item # 341

Dense clusters of fragrant dark azure to blue-violet flowers nearly cover up the nicely contrasting blue-gray foliage of this shrubby perennial beginning in mid to late summer and continuing into fall. The flowers attract butterflies, bees, and other pollinators. Longwood Blue Bluebeard is a vigorous freely flowering selection of Caryopteris growing to 4' high and 3-4' wide and selected by Longwood Gardens of Pennsylvania. Caryopteris prefers a well-drained soil in a full to mostly sunny position. Somewhat drought resistant once well-established. A Missouri Botanic Gardens Plant of Merit award winner. Item# 11671