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Flowering Bushes and Shrubs: Complete Selection Guide by Color & Season

Flowering shrubs provide the color backbone of gardens, offering structure, seasonal drama, and wildlife support with far less maintenance than perennial beds. This comprehensive guide organizes 60+ varieties by color, bloom season, and special features.

Essential Selection Criteria

Right plant, right place: Match sun, soil, moisture, hardiness zone
Soil requirements: Test pH; amend for acid-lovers (azalea, rhododendron, camellia, blue hydrangea)
Mature size: Plan for 5-10 year dimensions, not nursery pot size
Bloom sequence: Select for continuous color March-October
Maintenance level: Match to your time and skill

Quick-Reference Variety Table

Zones indicate USDA hardiness. Sizes approximate at maturity.

Variety	Key Features	Zones
Frost Proof Gardenia	Cold hardy; spring-summer bloom; fragrant white	7-10
Endless Summer Hydrangea	6 months bloom; blue (acid) / pink (alkaline)	4-9
Autumn Embers Encore Azalea	Scarlet spring bloom; reblooms	6-10
Dwarf English Boxwood	Evergreen compact hedge; non-flowering	5-8
Annabelle Hydrangea	Huge white flowers; very hardy	3-10
Conversation Piece Azalea	Pink spring & fall bloom	6-9
Autumn Royalty Encore Azalea	Purple spring, summer, fall	6-10
Dwarf Radicans Gardenia	Fragrant white; dwarf spreading	7-10
Fire Power Nandina	Compact; red winter foliage	6-10
Autumn Debutante Encore Azalea	Huge pink; spring, summer, fall	6-10
Yellow Rhododendron	Evergreen; huge yellow blooms	5-9
Heavenly Bamboo Nandina	Semi-evergreen; red berries	6-10
August Beauty Gardenia	Evergreen; fragrant white	7-9
Red Rhododendron	Spring red blooms; evergreen	3-9
Limelight Hydrangea	Lime green summer → pink fall	3-8
Coral Bells Azalea	Pink spring flowers	6-9
Harbor Belle Nandina	Pink fall foliage; white flowers/red berries	6-9
Nikko Blue Hydrangea	Dark blue mophead	6-9
Yuletide Camellia	Fall-winter red flowers	7-9
White Rhododendron	White with citrus fragrance	3-8
Lavender Rhododendron	Huge lavender spring flowers	7-9
Mine No Yuki Camellia	Evergreen; fall white flowers	7-9
Shi-Shi Gashira Camellia	Red-pink fall-winter	7-9
Blushing Bride Hydrangea	White flowers	5-9
Pieris Mountain Fire	Evergreen; white spring flowers; red new growth	6-9
Double Pink Knockout Rose	Long-blooming double pink roses	5-10
Fragrant Tea Olive	Evergreen; tiny fragrant flowers year-round	7-9
Sunny Knockout Rose	Bright yellow continuous bloom	5-10
Snowball Bush	Huge white flower balls	4-9
White Out Rose	9 months white flowers	5-10
Autumn Angel Encore Azalea	White; 3 bloom cycles/year	6-10
Kramers Supreme Camellia	Red; Jan-April bloom	7-10
Debutante Camellia	Huge pink; Jan-March	7-9
Black Knight Butterfly Bush	Purple blooms; butterfly magnet	5-9
Vanhoutte Spirea	Blue foliage; huge white spring flowers	3-8
Lynwood Gold Forsythia	Yellow; early spring; cold hardy	4-8
Little Richard Abelia	Spring-fall color & flowers	6-9
Ruby Loropetalum	Ruby leaves; pink flowers	7-11
April Snow Camellia	White fragrant double; all spring	6-9
Lavender Rose of Sharon	Lavender summer flowers	5-9
Oakleaf Hydrangea	Oak leaves; huge flowers; fall color	6-9
Forever & Ever White Out Hydrangea	Huge white summer flowers	4-9
Variegated Weigela	Bright foliage; pink flowers; arching	5-9
Pink Rose of Sharon	Summer pink blooms	5-9
Goldmound Spirea	Seasonal color; red flowers	4-9
Pink Delight Butterfly Bush	Long pink sprays; summer	5-9
White Profusion Butterfly Bush	White; sweet scent; butterflies	5-9
Mary Fleming Rhododendron	Yellow with pink edges	5-9
White Rose of Sharon	Huge white; disease resistant	5-9
Little Princess Spirea	Blue-green foliage; pink clusters	4-8
Flowering Almond	Ruffled pink; easy care	4-8
Yellow Twig Dogwood	Bright yellow winter stems	3-7
Variegated Pittosporum	Evergreen; citrus flowers	7-11
Red Rose of Sharon	Red; weeks of bloom	5-9
Miss Kim Lilac	Pink-purple-blue; fall color	3-8
Dwarf Forsythia	Compact yellow; early spring	4-8