Plant Search » List of Hardy Subtropical Plants
'Frostproof' is a hardy gardenia with double rose-like flowers with intoxicating gardenia fragrance and good bloom even in cool springs and summers.
'Kleim's Hardy' has incredible gardenia fragrance and is hardy to minus 18 degrees Celsius! Go figure.
‘Summer Snow’ has beautiful pure white double flowers that are sweetly fragrant. Reportedly hardy to zone 6 which would make it the hardiest of the hardyGardenia.
Gasteria 'Little Warty' is an intriguing succulent plant with light grey-green leaves with raised pale silvery-green or pale olive-green stripes with lots of fun, bumpy tubercles.
Gasteria 'Silver Bullion' is an intriguing variegated succulent in shades of forest green, grey-green, light green and ivory white.
Gladiolus carneus is a South African native with large flowers in shades from white through pink with dark pink markings.
Gladiolus communis subsp. byzantinus is a hardy species to zone 6 with bright magenta flowers.
Gladiolus italicus is a smaller, hardy gladiola with delicate magenta flowers.
Gladiolus nanus 'Elvira' has orchid-like, palest pink flowers with bold dark pink spots and a dark pink throat.
Gladiolus nana is a smaller, hardy Gladiolus native to Africa. 'Halley' has ivory florets with creamy centres.
Gladiolus nanus is a smaller, hardy gladiola. 'Nymph' has white florets with pretty, hot pink markings.
Gladiolus 'Prins Claus' has orchid-like, pure white flowers with bold magenta and pink spots on the three lower petals.
G. papilio is a hardy gladiolus with slate-lilac flowers.
Gladiolus papilio 'Ruby' is a hardy glad with stunning, bright magenta red flowers.
Gladiolus primulinus 'Atom' is a 1946 hybrid with graceful, scarlet flowers with a white picotee edge.
Gladiolus primulinus 'Las Vegas' is a hardy glad with yellow funnel-shaped flowers with broad orange-red borders.
Gladiolus primulinus 'Laura Jay' is a hardy glad with funnel-shaped flowers with red and white contrasting petals.
Gladiolus ramosus 'Robinetta'' is a 1958 hybrid notable for its bright magenta flowers streaked with white.
Gladiolus 'Frozen Sparks' is a hardy gladiola with large, ruffled white flowers tipped and speckled with deep pink or purple.
Gladiolus 'Galaxian' is a dramatic hardy gladiola with dark pinky red and white flowers that look like bicolour butterflies.
Gladiolus 'The Bride' has funnel-shaped white flowers 5 cm wide with creamy middle vein.
Globba schomburgkii has large, dark green, tropical leaves and large, golden yellow clusters of branched, ginger-like flowers.
'Mount Everest' is a magnificent white selection Globba winitii with incredible, tropical flowers.
Graptopetalum bellum (aka Tacitus bellus) has grey-green rosettes and one of the most beautiful flower displays with starry, bright pink flowers.
Graptopetalum filiferum is an intriguing species related forming a tight, symmetrical rosette of grey-green leaves each with a pink, hair-like tip.