Spring Flowering Bulbs |
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Name |
Bloom Time
Planting Time
Hardiness Zones |
Planting Depth
(Top of bulb)
Bulb Spacing |
Height |
Notes |
Growing Conditions |
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Crocus
(corm) |
Blooms early spring
Plant in fall
Zones 3-9 |
Plant 2-3" deep
Plant 2-4" apart |
3-6" |
Can be forced to bloom
Looks best when grown in clusters |
   
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Daffodil
Narcissus |
Blooms early spring
Plant in fall
Zones 4-9 |
Plant 3-6" deep
Plant 3-8" apart |
6-15" |
Can be forced to bloom
Flowers should be snapped off, not cut. |
 
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Bluebells
Scilla siberica
(bulb) |
Blooms early spring
Plant in Sept/Oct
Zones 3-9 |
Plant 2-3" deep
Plant 3-5" apart |
4-8" |
Evergreen where hardy.
Bluebells are excellent for naturalizing. |
   
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Silver Shamrock
Oxalis adenophylla
(bulb) |
Blooms early spring
Plant in fall
Zones 4-10 |
Plant 1½-2" deep
Plant 2-4" apart |
3-4" |
Beautifully pleated, silvery-blue foliage. Easily maintained. |
   
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Grape Hyacinth
Muscari
(bulb) |
Blooms early spring
Plant in fall
Zones 3-9 |
Plant 2" deep
Plant 2-4" apart |
5-8" |
Can be forced to bloom
Small, long lived bulbs. Best planted in masses. |
  
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Hyacinth
Hyacinthus
(bulb) |
Blooms early spring
Plant Sept-Nov
Zones 3-9 |
Plant 4-6" deep
Plant 6-8" apart |
12" |
Can be forced to bloom
Grows well in planters
Very fragrant flowers. |
  
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Glory of Snow
Chionodoxa
(bulb) |
Blooms early spring
Plant in Sept-Oct
Zones 4-9 |
Plant 3" deep
Plant 2-3" apart |
8" |
Look best when planted in masses. Performs best in cold winter regions. |
  
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Lily of the Valley
Convallaria majalis
(rhizome) |
Blooms in early spring
Plant in fall
Zones 3-9 |
Plant 1½-2" deep
Plant 2-4" apart |
5-10" |
Can be forced to bloom
Sweetly scented flowers, likes partial to full shade. |
   
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Orange Star
Ornith. dubium
(bulb) |
Blooms early spring
Plant in fall
Zones 9-10 |
Plant 1 per 5" pot with only base of bulb covered |
12-18" |
Can grow as House Plant
Produces upright clusters of fragrant 1-2" flowers. |
  
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Tulip
Tulipa
(bulb) |
Blooms in spring
Plant in fall
Zones 3-8 |
Plant 4-6" deep
Plant 4-8" apart |
10-20" |
Grows well in planters
Cultivated in Europe since 1554 |
  
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Crown Imperial
Fritillaria
(bulb) |
Blooms mid spring
Plant in early fall
Zones 5-9 |
Plant 6-8" deep
Plant 4-8" apart |
3-4 ft. |
Cultivated since the 16th century. Grows very quickly. |
   
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Fire Lily
Clivia miniata
(bulb-like) |
Blooms in spring
Plant in spring
Zones 10-11 |
Plant up to root crown
Plant 2 ft. apart |
12-18" |
Can grow as House Plant
Will bloom better when root bound. |
 
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Windflower
Anemone blanda
(tuber) |
Blooms in spring
Plant in fall
Zones 6-9 |
Plant 1" deep
Plant 6" apart |
8" |
Long blooming flowers above dense cover of fern-like foliage. |
   
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Freesia
(bulb) |
Blooms in spring
Plant early fall
Zones 9-10 |
Plant 2" deep
Plant 2" apart |
12-18" |
Can be forced to bloom
Can grow as House Plant
Easy to care for bulbs. |
 
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Gloxinia
Sinningia hybridus
(tuber) |
Blooms in spring
Plant Dec-March
Zones 10-12 |
Plant 1" deep
Plant 1 per 5" pot |
8-12" |
Can grow as House Plant
Many foliage and flower forms and colors. |
   
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Dutch Iris
Iris reticulata
(bulb) |
Blooms in spring
Plant in fall
Zones 3-10 |
Plant 3" deep
Plant 6" apart |
6-10" |
Can be forced to bloom
Fragrant, tubular purple flowers |
 
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Japanese Iris
Iris japonica
(rhizome) |
Blooms late spring
Plant July-Oct
Zones 8-11 |
Plant 2" deep
Plant 12" apart |
12-24" |
Foliage resembles that of a Daylily. Produces masses of crested flowers. |
   
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Siberian Iris
Iris Siberica
(rhizome) |
Blooms in late spring
Plant in early spring or late summer
Zones 4-9 |
Plant 1-2" deep
Plant 1-2 ft. apart |
2-4 ft. |
Very durable and extremely hardy plants.
Long blooming period. |
   
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Shamrock
Oxalis oregona
(bulb) |
Blooms late spring
Plant in late summer
Zones 8-10 |
Plant 1-2" deep
Plant 2-4" apart |
6-8" |
Can grow as House Plant
Easy to grow in light shade, never direct sun. |
  
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Jack in the Pulpit
Arisaema
(tuber) |
Blooms in late spring
Plant in fall-winter
Zones vary |
Plant 4 " deep
Plant 12" apart |
12-30" |
Compound, green or variegated leaves divided into 3-30 leaflets |
   
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Persian Buttercup
Ranun. asiaticus
(tuber) |
Blooms late spring
Plant in fall
Zones 8-10 |
Plant 2" deep
Plant 6-8" apart |
8-18" |
Grows well in planters
3"-5" Camellia-like flowers.
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Peruvian Lily
Alstroemeria
(tuber) |
Blooms late spring
Plant in fall
Zones 7-10 |
Plant 6-8" deep
Plant 12" apart |
2-3 ft. |
Can grow as House Plant
Speckled flowers
Low maintenance
Long lived plant |
  
   
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Summer Flowering Bulbs |
 |
Name |
Bloom Time
Planting Time
Hardiness Zones |
Planting Depth
(Top of bulb)
Bulb Spacing |
Height |
Notes |
Growing Conditions |
 |
Star of Bethlehem
Ornith. arabicum
(bulb) |
Blooms early summer
Plant in September
Zones 7-10 |
Plant 4" deep
Plant " apart |
12" |
Produces upright clusters of fragrant 1-2" flowers. |
    
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Flowering Onion
Allium species
(bulb) |
Blooms in summer
Plant in fall
Zones vary |
Plant 2-3x bulb size deep
Plant 4-6" apart |
1-6 ft. |
1"-5" flower clusters with dozens of star shaped flowers. |
   
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Bearded Iris
Iris germanica
(rhizome) |
Blooms in summer
Plant July-Oct
Zones 4-10 |
Plant with top at soil surface
Plant 12" apart |
6-48" |
Almost every color imaginable, some scented varieties |
   
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Dragon Lily
Dracunculus
(bulb) |
Blooms summer
Plant in fall
Zones 5-8 |
Plant 6" deep
Plant 9-12" apart |
18-24" |
Also known as a Voodoo Lily and Stink Lily. |
  
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Caladium
Colocasia
(tuber) |
Foliage plant
Plant outdoors May
Zones 10-11 |
2-3"
Plant 1 per 5-6" pot |
12-18" |
Can grow as House Plant
Foliage is usually a combination of colors |
  
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Calla Lily
Zantedeschia
(rhizome) |
Blooms in summer
Plant in spring or fall
Zones 8-11 |
Plant 4-6" deep
Plant 12-18" apart |
2-4 ft. |
Can be forced to bloom
Large, lush green foliage and stately flowers |
    
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Canna Lily
Canna generalis
(tuber) |
Blooms in summer
Plant in May or June
Zones 8-11 |
Plant 5" deep
Plant 12-18" apart |
3-6 ft. |
Grows well in planters
Intensely colored flowers on 3-8 ft. spikes
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Gladiola
Gladiolus
(corm) |
Blooms in summer
Plant in spring
Zones 8-11 |
Plant 4" deep
Plant 4" apart |
12-36" |
Easy care, tall spikes of brightly colored flowers. |
  
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Lilies
Lilium
(bulb) |
Blooms in summer
Plant in fall
Zones vary |
Planting depth varies
Plant 6-12" apart |
12-30" |
Very fragrant flowers. Many species and hybrids |
   
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Lily of the Nile
Agapanthus
(tuber) |
Blooms in summer
Plant in spring or fall
Zones 9-11 |
Plant 2" deep
Plant 6" apart |
18-36" |
Grows well in planters
Agapanthus don't like their roots disturbed |
   
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Montbretia
Crocosmia
(corm) |
Blooms in summer
Plant in May or June
Zones 7-11 |
Plant 3-5" deep
Plant 4-6" apart |
2-4 ft. |
Grows well in planters
A Hummingbird favorite! |
   
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Water Lily
Nymphaea
(tuber) |
Blooms in summer
Plant in spring
Zones vary |
Plant in wide pot
Submerge 18-36"Plant 1 per pot |
low |
Can be grown in sunken pots in your pond or a tub on your patio. |
  
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Dahlia
Dahlia
(tuber) |
Blooms in late summer
Plant in late spring
Zones 7-11 |
Plant 6" deep
Plant 1-3 ft. apart |
1-6 ft. |
A blast of different colors, shapes and sizes, flowers can be from 2"-12" in diameter. |
   
    
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Chocolate Cosmos
C. atrosanguineus
(tuber) |
Blooms summer/fall
Plant in spring
Zones 7-10 |
Plant 6" deep
Plant 12" apart |
18" |
Long blooming, Pleasant chocolate fragrance.
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Reiger Begonia
B. tuberhybrida
(tuber) |
Blooms summer/fall
Plant in early spring
Zones 3-9 |
Plant 1" deep
Plant 12" apart |
8-24" |
Can grow as House Plant
Blooms for several months. |
    
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Spider Lily
Lycoris radiata
(bulb) |
Blooms late summer-fall
Plant late summer
Zones 7-10 |
Plant 3-6" deep
Plant 4-6" apart |
12-18" |
Clusters of brilliant red flowers appear seemingly overnight |
  
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Fall and Winter Flowering Bulbs |
 |
Name |
Bloom Time
Planting Time
Hardiness Zones |
Planting Depth
(Top of bulb)
Bulb Spacing |
Height |
Notes |
Growing Conditions |
|
Autumn Crocus
Colch. autumnale
(bulb) |
Blooms in fall
Plant in late summer
Zones 5-9 |
Plant 3-4" deep
Plant 6-9" apart |
5-6" |
Can be forced to bloom
Larger flowers than spring blooming Crocus |
   
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Fairy Lily
Zephyranthes
(bulb) |
Blooms in fall
Plant in summer
Zones 8-11 |
Plant 1-2" deep
Plant 3" apart |
5-8" |
Can be forced to bloom
Has a tendency in the wild to bloom after a rainfall. |
 
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Cyclamen
Cyclamen persicum
(corm) |
Blooms fall & spring
Plant in June-Aug.
Zones 5-7 / 9-10 |
Tender: Plant ½ of bulb above soil
Hardy:½" deep
Plant 4-8" apart |
2-5" |
Can grow as House Plant
Needs cool temperatures, fresh air, and moisture. |
   
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Amaryllis
Hippeastrum
(bulb) |
Blooms in winter
Plant indoors in
Nov-Dec
Zones 9-11 |
Plant up to neck of bulb
Plant 1 per 5" pot |
1-2 ft. |
Can be forced to bloom
Can grow as House Plant
Giant 4-6" flowers |
  
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Snowdrops
Galanthus
(bulb) |
Blooms late winter
Plant in fall
Zones 3-9 |
Plant 3-4" deep
Plant 2-3" apart |
6" |
Each stem holds a single, nodding, bell-shaped, fragrant white flower. |
   
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