THE FLOWERING PERIOD OF SHRUBS 



45 



Cerasus Sieboldi rubra plena.. . . Double-flowering Cherry. T 15-25 Red 



*Cercis japonica Japanese Judas Tree S 15-50 Pink 



*Cercis canadensis Red Bud T 20 Pink 



*Andromeda japonica Japanese Fetter Bush S 10-30 White 



*Leucothoe Catesbsei Leucothoe S 6 White 



*Pyrus japcmica Japanese Quince S 3-4 White, red 



*Spirsea prunifolia Bridal Wreath S 6 White 



*Citrus trifoliata Hardy Trifoliate Orange. . S 15-20 White 



*Prunus (Amygdalus) Persica.. . . Flowering Peach T 10-25 White, yel., pk 



*Prunus (Amygdalus) nana Flowering Almond S 5 White, pink 



*Sassafras officinale Sassafras. T 30-60 Yellow 



*Amelanchier Botryapium Juneberry, or Shad Bush . S 25 White 



*Exochorda grandiflora Pearl Bush S 6-8 White 



Ostrya virginiana Iron wood (catkins) T 30 



*Syringa oblata Early Lilac S 12 Blue 



*Ribes aureum and sanguin- 



eum Flowering Currant S 4-5 Yellow, red 



*Prunus Pissardi. Purple Plum S 15-25 White 



Corylopsis pauciflora S 2-3 Yellow 



*Rhus aromatica Aromatic Sumac S 3-8 Yellow 



May 1 to 15 



*Staphylea colchica Bladder-nut S 12 White 



*Rhodotypos kerrioides White Kerria S 6 White 



*Kerria japonica Globe Flower S 5-10 Yellow 



*Cqrnus florida and rubra Flowering Dogwood T 20 White, pink 



Wistaria sinensis and alba Chinese Wistaria C 20 White, blue 



Pyrus (Malus) Parkmanni 



(Halliana) Flowering Apple T 20 Pink 



Pyrus corqnaria, loensis Flowering Apple T 20 Pink 



Pyrus floribunda atropurpurea 



and Schiedeckeri Flowering Apple T 10-15 Red 



Magnolia Lennei and Meehanii . Purple Magnolias T 10-15 Purple 



Magnolia Fraseri Eraser's Magnolia T 40 White 



Magnolia gracilis and purpurea.. Bush Magnolias S 10 Purple 



*^Esculus Hippocastanum White Horse Chestnut.. . .T 60-80 White 



* J Esculus ru'bicunda Red Horse Chestnut T 20-40 Red 



*Xanthoceras sorbifolia Chinese Flowering Chest- 

 nut S 15 ' White 



Azalea amcsna , Evergreen Azalea S 1-8 Pink 



Azaleas pontica and mollis Ghent and Chinese 



Azaleas S 3-5 White, yellow 



Azalea nudiftora Wood Honeysuckle S 5-8 Pink 



Azalea Vaseyi Carolina Azalea S 5-8 Pink 



Rhodora canadensis, Rhodora S 2 Pink 



*Elseagnus longipes and umbel- 



latus Silver Thorn S 6-12 White 



*Cerasus Padus, pennsylvanica 



and pumila Bird and Dwarf Cherries . T 10-15 White 



Cratsegus coccinea White Thorn S- 15 White 



Caragana arborescens and 



pendula Siberian Pea S 6-8 Yellow 



Halesia tetraptera Silver Bell, or Snowdrop. . . S 20 White 



*Berberis vulgaris, purpurea 



and Thunbergii Common, Purple and 



Japanese Barberry S 4-6 Yellow 



Asimina triloba Pawpaw T 10-40 Brown 



Akebia quinata Akebia C 12 Purple 



*Lonicera grandiflora rosea and 



Morrowii Bush Honeysuckle S 6 White, pink 



Mahonia aquifolia Oregon Grapes S 2-4 Pink 



* Paulo wnia imperialis Empress Tree T 40 Purple 



Pavia rubra Dwarf Horse Chestnut T 5-7 Red 



*Viburnum Opulus sterilis Common Snowball S 8 White 



*Viburnum tomentosum Single Japan Snowball S 6-8 White 



* Viburnum Sieboldi Siebold's Snowball S 6 White 



*Viburnum Lantana Wayfaring Tree S 10-15 White 



*Robinia hispida rosea Rose Acacia S 4-5 Pink 



*Weigela rosea and Candida Diervillas S 4-5 White, pink 



*Deutzia Lemoinei and gracilia. .Dwarf Deutzia S 3-5 White 



Daphne Genkwa and Cneorum. Daphne . S 1 Pink 



