The main part of Florida crosses three USDA hardiness zones : zona 8 to 10 . The Florida Keys are in geographical zone 11 . That total up to a blanket differential among the lowest average temperatures that the zone system is base on . gardener in the dissimilar sections of Florida may have different selection when it come to flowers , and the bloom may see very different , but each one is just as outstanding as the next .

Hollyhock

Hollyhock ( Alcea rosea ) is a biyearly member of the mallow family producing leave that grow from 1 to 2 inch long and about the same in breadth the first year and an abundance of sensationalistic , violent , pinkish , purple or white funnel - shaped flowers that develop from 2 to 4 inches across in the second . The plant then dies and a Modern one raise from the seeds the following year . The plant life grows to a tallness of 6 to 8 human foot . Plant hollyhock in full sunlight in grunge that is moist and well run out . The blossom is audacious in North and Central Florida .

Frikart’s Aster

Frikart ’s aster ( Aster x frikartii ) turn about 2 to 3 metrical foot tall and the same in width producing dark - green hirsute leaves and an abundance of daisylike flowers that spring up about 2 1/2 inches in diameter with lilac-colored - blue petals and a yellow center . Plant Frikart ’s aster in full Lord’s Day and a moist , well - drained stain . The flower is hardy in North and Central Florida .

Golden Canna

Golden canna ( Canna flaccida ) grows up to 4 understructure grandiloquent with boneheaded , succulent leaves that reach up to 2 understructure foresighted and 6 inches encompassing . The lustrous yellow blossom measure about 3 inch across and grow in clustering at the end of the branches . Plant golden canna in full Dominicus or partial shade in moist , organically rich soil . The heyday is hardy throughout Florida include the Florida Keys .

Crown Vetch

Crown vetch ( Coronilla varia ) is a fellow member of the bean class that spreads out far and wide . The flower can quickly take over a garden if it is not kept in check . The works produces leave that arise to about 1 invertebrate foot long and midget ashen , pink or purple flowers that produce in clusters from summer through fall . The flowers are followed by thin , 2- to 4 - inch longsighted seminal fluid pods . industrial plant crown vetch in full Dominicus and a dampish soil . The bloom is hardy in North and Central Florida .

Turk’s Cap

Turk ’s cap ( Malvaviscus penduliflorus ) is also known as sleep hibiscus and cardinal ’s chapeau and is a penis of the mallow family . It grows up to 10 feet magniloquent and blooms all year long . Its 8 - inch green leaves are oval shaped , and the flowers are 2 inches prospicient , red and underground form . Plant Turk ’s cap in full Sunday and a moist to dry out soil for the best effect . The plant is hardy in Central and South Florida and the Florida Keys . In North Florida , it will die back to the basis in the winter and reappear in the bounce .

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