Genus: Petunia

Petunia

Photo/Illustration: 
John Glover
(Petunia)
peh-TOON-yah
Solanaceae
A few dozen species of branching, sticky annuals and perennials from South America make up the genus Petunia. They are some of the most commonly grown bedding and container plants. Showy, 5-lobed flowers bloom over a long period from late spring to fall. There are many cultivars available, falling into two groups, grandiflora and multiflora. Grow in beds, borders, containers, and hanging baskets.
Noteworthy characteristics:  Tolerates poor soil and coastal conditions.
Care:  Plant in a sheltered site with full sun and light, well-drained soil. Deadhead regularly.
Propagation: 

Three months before the last frost, start seeds indoors at 55° to 64°F. Or take softwood cuttings in spring or summer.

Species, varieties and clutivars for genus Petunia

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Surfinia petunia
Petunia   integrifolia
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Sweetunia® Soft Pink Morning petunia
Petunia Sweetunia ® Soft Pink Morning
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Surfinia Summer Double Pink Petunia
Surfinia Summer Double Pink
Problems: 

Aphids, caterpillars, leaf miners, gray mold, bacterial soft rot, leaf spots, cucumber mosaic virus, impatiens necrotic spot virus.