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Common and Latin names |
Plant Type, Hardiness |
Blooming Time |
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Cactus flower |
Desert plants
Link to cactus page |
Mostly in Spring |
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Calathea
Calathea loeseneri |
Tropical, zone 10-11 |
Summer |
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Calla Lily, Arum
Zantedeschia spp. |
Bulb, zone 7-11
More information |
Summer |
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Calendula, Pot marigold
Calendula officinalis |
Annual, zone 6-10
More information |
Spring to Fall |
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Cantaloupe, muskmelon
Cucumis melo reticulatus |
Fruit vine
More information |
Summer crop |
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Canyon silver, Catalina silver-lace
Eriophyllum nevinii |
Tropical plant, zone 9-10
More information |
Spring |
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Camassia, Wild hyacinth
Camassia cusickii |
Bulb, zone 5-9
More information |
Late Spring-Summer |
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Camellia
Camellia japonica. |
Shrub, zone 6-11
Link to Camellia page |
Late Winter to Spring |
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Candytuft
Iberis umbellata |
Perennial, zone 3-9
More information |
Summer |
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Cane-like Begonia
Begonia spp. |
Perennial, zone 10-11
More information |
Spring |
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Cannas lily
Canna x generalis |
Bulb, zone 7-11
More information |
Summer-Fall |
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Cantua, Sacred Flower of the Incas
Cantua buxifolia |
Shrub, zone 10-11
More information |
Early Summer |
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Cape Chestnut
Calodendrum capense |
Tree, zone 9-11
More information |
Summer |
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Cardinal flower
Lobelia cardinalis |
Perennial wildflower, zone 2-9
More information |
Summer |
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Cassia, Golden Shower tree
Cassia fistula |
Tropical tree, zone 10-11
More information |
Summer |
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Castor bean
Ricinis communis |
Shrub, zone 8-11
Seed is toxic |
Summer |
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Cattail
Typha spp. |
Perennial aquatic plant, zone 3-11
More information |
Summer |
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Celosia, Cockcomb
Celosia spp. |
Annual
Production of Celosia as cut flowers |
Spring-Fall |
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Checker lily
Fritillaria affinis |
Bulb, zone 4-10
More information |
Spring |
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Chenille plant
Acalypha hispida |
Tropical, zone 10-11
More information |
Summer |
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Chestnut (Red Horse)
Aesculus x carnea |
Tree, zone 4-7
More information |
Spring |
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Chives
Allium schoenoprasum |
Bulb, herb, zone 3-9
More information |
Spring |
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Chocolate flower
Berlandiera lyrata |
Perennial, Zone 5-9 |
Summer |
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Christmas cactus, Holiday cactus
Schlumbergera spp. |
Tropical, zone 9-11
Care for Christmas Cactus |
Winter |
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Chrysanthemum
Chrysanthemum spp. |
Perennial, zone 4-9
National Chrysanthemum Society |
Fall |
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Chrysocephalum, Yellow Button
Chrysocephalum apiculatum |
Shrub, zone 8-11
More information |
Spring |
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Chulta, Elephant tree
Dillenia indica |
Tropical tree, zone 9-11 |
Spring |
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Clematis
Clematis spp. |
Perennial vine, zone 3-11
American Clematis Society
Growing Clematis |
Spring |
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Coastal-tea tree, New Zealand tea-tree
Leptospermum scoparium |
Shrub, zone 9-11
More information |
May-June |
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Cockcomb
Celosia cristata |
Annual
More information |
Spring to Fall |
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Columbine
Aquilegia vulgaris |
Perennial, zone 3-9
Link to Columbine page
More information |
Early Summer |
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Columbine Meadowrue
Thalictrum aquilegifolium |
Parennial, zone 5-8
More information |
Late Spring to Summer |
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Common Hyacinth
Hyacinthus orientalis |
Bulb, zone 3-7
Link to Hyacinth page
More information |
Spring |
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Common Sunflower, Wild Sunflower
Helianthus annuus |
Annual
Link to Sunflower page
More information |
Summer |
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Coneflower, Rudbeckia 'Iris Spring'
Rudbeckia hirta |
Perennial, zone 5-10 |
Summer |
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Coneflower (purple)
Echinacea purpurea |
Perennial, zone 3-10
More information |
Summer |
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Cootamundra Wattle
Acacia baileyana |
Tropical, zone 9-11
More information |
Winter in USA |
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Coral Fountain, Firecracker
Russelia equisetiformis |
Tropical, zone 9-11
More information |
All seasons |
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Coreopsis
Coreopsis verticillata |
Perennial, zone 5-10 |
Summer |
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Cosmos
Cosmos spp. |
Annual
Link to Cosmos page
Growing Cosmos |
Spring |
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Couroupita, Cannon Ball tree
Couroupita surinamensis |
Tropical tree, zone 10-11 |
Spring |
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Crabapple
Malus spp. |
Flowering tree, zone 3-8
More information |
Spring |
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Crape myrtle
Lagerstroemia indica |
Shrub/Tree, zone 6-11
More information |
Summer |
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Crassula, Propeller plant
Crassula perfoliata |
Succulent, desert plant, zone 9-11 |
Summer |
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Creeping phlox
Phlox stolonifera |
Perennial, zone 4-8
More information about different Phlox species |
Spring |
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Crocus
Crocus vernus |
Bulb, zone 3-9
More information |
Early Spring |
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Crown Imperials
Fritillaria imperialis |
Bulb, zone 5-8
More information |
Spring |
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Crown of Thorns
Euphorbia milii |
Tropical, 9-11
More information |
Summer |
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Cucumber
Cucumis sativus |
Vegetable vine, annual
More information |
Summer |
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Cup of Gold, Golden Chalice Vine, Hawaiian Lily
Solandra maxima |
Tropical vine, zone 8-11 |
Summer |
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Cup plant
Silphium perfoliatum |
Perennial, zone 5-9
More information |
Summer |
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Cycad
Cycad spp. |
Ancient tree, zone 8-11
Link to Cycad society |
Summer |
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Cyclamen
Cyclamen spp. |
Bulb, zone 9-10
Link to Cyclamen Society |
All seasons |
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Cyphostemma, bastard cobas, wild grape, tree grape
Cyphostemma juttae |
Succulent, desert plant, zone 9-11 |
Summer |
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