Red Passion Flower Plants

Passiflora manicata

• Passiflora manicata has bright red flowers and is appropriately simply called the "red passionflower." This passiflora species is found only in California and Hawaii, according to the U.S. Department of Agriculture. It is a perennial evergreen vine that blooms all summer long. "Coral Sea" is a red-blossomed hybrid of this plant that is very cold- and heat-hardy.

Passiflora racemosa

• Passiflora racemosa is also commonly called the "red passionflower." The flowers, which can reach 5 inches in diameter, are bright red, with a purple base. This plant is native to Brazil and, like many passifloras, grows best in U.S. Department of Agriculture growing zones 10 through 12.

Red Granadilla (Passiflora coccinea)

• The Red Granadilla is also sometimes called the "scarlet passionflower." The 5-inch flowers of this vine are a deep, dark scarlet. This species produces edible fruit that is about 2 inches long, with skin that is green- and yellow-striped.

Passiflora phoenicea 'Ruby Glow'

• "Ruby Glow" is a cultivar of Passiflora phoenicea. This evergreen vine features flowers that are highly fragrant and bloom in late summer and early fall. The blooms are dark pinkish-red, with purple centers. P. phoenicea plants are more cold-hardy than many other species and are able to survive brief periods of freezing temperatures.