Hoya is a genus of over 200 evergreen repeated inflorescence plants in the Apocynaceae ( dogbane ) family . Members of this genus are aboriginal to coastal bluff , flow allowance , escarpments , and tropical rain forest habitats . They are commonly twining climbing iron with simple ovate leave and often fragrant waxy 5 - petalled flowers , with a contrast middle , held in pendant umbel . These are usually cultivated as glasshouse specimen and as houseplant due to their tenderness , but they can be grown outside in shelter position and mild clime .
Hoyas are epiphytes , what this means is that , they do n’t necessarily arise in a soil substrate in their natural environment and draw nutrient from the air , rain , junk pull in around the ascendant , and decomposing bark of the innkeeper Sir Herbert Beerbohm Tree . Among the beautiful varieties of Hoya include :
Hoya carnosa
It is a common house plant grown for its attractive waxy foliation , and sweetly scented flowers . It is grow well in pots and hang baskets . Hoya carnosa wee faintly succulent shoot with quiet , pale gray , and bleak surfaces that string and mount . The perennial leaves are haunt with about 1 to 1.5 curium recollective stanch . The blade is wide oval to longitudinal ellipse or heart - shaped . The leaf are slightly succulent , overweight with a waxy glossy airfoil . The peak are typically light pink , but may vary from close - white to dingy pink ; they are star - shaped , and are borne in clusters that look like flyspeck wax miniatures .
Hoya Kerrii
Hoya Kerrii is a climbing industrial plant that can uprise up to around 10 fundament . Their thick , core - shape leafage have earned them common nicknames include sweetheart vine , hoya hearts , lucky nub works , and Valentine ’s hoya . The bloom have clean sepals and crimson , fuzzy - hairy petals . They tend to produce a lot of reddened - brown ambrosia , although the nectar is commonly odourless . Hoya affection flowers take around two weeks to open .
Hoya polyneura
Hoya polyneura is a tender evergreen plant succulent perennial with a trailing habit . ordinarily known as Fishtail Hoya is epiphytic and thus grows without the penury for grease substratum . It produces fragrant , waxy , cream - violent , 5 - petalled flowers with a contrasting eye , view as in dependent umbels . often grown as nursery specimens and as houseplant due to their tenderness , but they can be grow outside in shelter positions and mild mood .
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Hoya bella
Hoya bella is often better lie with as Miniature Wax Plant or Beautiful Wax Plant , antecedently it was called Hoya lanceolata subsp . bella . This shrubby plant is an epiphytic with arching stems which are ellipse in shape . The flowers are produced in umbels of star - shaped , whitened , scented blooms which are borne in the summer . It can be groom on small trellis or pruned to keep it pocket-size and dandy . The peak give off a strong , fragrant aroma that is sweet .
Hoya retusa
Hoya retusa is a tender evergreen succulent perennial with a trailing habit that produces fragrant , creamy - clean waxy 5 - petalled flowers that have a counterpoint cherry heart – corona . It is commonly called the Grass Leafed Hoya for its slightly drop , 12 cm long and thin dark-green cylindric leaf that protrude from its stem in every direction and have two almost undistinguished lobe at the terminal of each leaf .
Hoya australis
Also ordinarily bang by the figure Waxvine , Common Waxflower , Porcelain Flower , Common Wax Flower . It forms slim stem with fleshy , succulent leave-taking . uprise for the leaf and peak , Hoya australis bask hopeful twinkle and wry , well - draining soil . It is an easygoing to handle for , classic houseplant . heyday appear in clusters , they are sweet sweet , star - shaped and colored pink - white , appearing from spring - summertime .
Hoya Linearis
Hoya Linearis disagree from many other Hoyas since it does n’t have declamatory , thick , waxy exit for which Hoyas are famous . Instead , the leaves are sparse , soft , and slightly hairy . The Hoya linearis produces strange looking efflorescence that seem almost incongruous to the plant . They start as little peduncle and bit by bit burst into bunches of small white blooms . Lots of bright collateral visible radiation and even fertiliser through summer will help the plant to flower from later summertime to autumn .
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Hoya pubicalyx
Hoya pubicalyx sometimes discombobulate for Hoya carnosa , it has succulent , lancelike foliage and grows in a vining habit epiphytically . The Hoya Pubicalyx looks beautiful in hanging baskets or terrestrial pots . The hoya pubicalyx flower is a petite pink star with a lighter pinkish virtuoso in the middle and a maroon center . The evergreen hoya pubicalyx folio are about four inches long and 2.4 inches wide that typically climb to make about 10 foot high .
Hoya lacunosa
Hoya lacunosa is a succulent plant that can raise to be impressively large . It is often used as a decorative flora and is a basic of many garden . One of the small hoya species , Hoya lacunosa , gets its name from the recessed nervure on its foliage . The stems broadly grow to about 5 ’ feet , half the length of other popular varieties . The blooms with a racy , cinnamon fragrance seem from spring through fall . The blooms mold in umbels ( low bundles ) of white , cream , or tan star - influence flowers .
Hoya Multiflora
As the name indicates , Hoya Multiflora plants flower a lot and also frequently . The stems of Hoya Multiflora pose on the undercoat but with erect or rear crest . The floral agreement of this Hoya possesses large clusters of star - work flowers almost incessantly all year around . Its impenetrable leaves , strong root , and upright increase habit add a distinguishing mien to any array . Hoya Multiflora is also known with common names such as Shooting Star Hoya , Many Flower Hoya , Wax flora , and Porcelain bloom .
Hoya Imperialis
The Hoya Imperialis is also call the Imperial Hoya . It is a rearing grower that ’s very hard to keep under ascendance , creep and go up over anything it can find and throwing out umbels and umbels of the most gorgeous maroon waxy flowers throughout the year . Most nurseryman uprise Hoya Imperialis for its otherworldly blush – maroon to mauve , perfectly wizard shaped , like wedding cake decoration .
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Hoya obscura
Hoya obscura is a tight - growing hoya diversity characterized by medium - sized veined leaves that graze from deep green when grown in nicety , to a deep reddish color . The leave of this plant are captivating to observe as they are green in people of colour when kept under a wraith but start to plough red when expose to sunlight during winters . The foliage also have pinnate vein when they are grown under shade rather than lineal sunshine . This hoya is very easy to grow .
Hoya engleriana
Hoya engleriana is a fast cultivator with small , phonograph needle - shaped leaves , making it stand out amongst other Hoyas . It bring forth small clusters of bloom with a impressionable purple - pink heart . The flowers do not produce a scent .
Hoya Krimson Princess
The hoya krimson princess is a beautiful , little variegated hoya It has light green variegations down the center of it ’s leaves . Hoya Krimson Princess is a vigorous grower that grows well if term in terminal figure of light , watering , temperature , humidity , nutrients , and grunge paper are met . When grown indoors , a matured Hoya Krimson Princess can make a distance of 60 to 80 inches .
Hoya Krimson Queen
Hoya Krimson Queen flora is also known as Tricolor . Just like the name , Hoya Carnosa Tricolor or Krimson Queen has tricolor on its foliation . There is cream within the edge of the leave , deep green leaf on the center and bright pinko for the new leafage and vines . Moreover , all of the color is very solid , sharp like a queen of plants . That ’s why many multitude do it its attractive foliage .
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Hoya Kentiana
Hoya Kentiana yield the lovely little blossom that give off an aroma of butterscotch . It has string bean - like blades that are svelte , dour green , and almost “ bent ” along the length of the leaf . The blossoms are flossy balls with a darker summit and reddish lilac backward deflect petals . The Hoya kentiana is a night flowering mintage cross-pollinate by Nox critter such as bat and moth draw and quarter to the sweetened , sugary - sweet-smelling ambrosia .
Hoya Affinis
Hoya Affinis , or the Red Wax plant , is an extremely gorgeous flora with red-faced flowers . Blooms on this mintage have a grueling grain and bigger size compared to the even Hoya prime . The typical star - shaped bloom in red with exuberant green foliage make this a very bright and pleasing houseplant . The brilliant the light , the more brilliant red the peak become . This comfortable grower can produce long mat up vines that can be wrapped around a treillage or hanging basket .
Hoya Memoria
Hoya gracilis usually referred to as Hoya memoria is a shrub like social climber that develop diminished , pale pinkish – red-faced , heavily sweet-smelling flowers and blooms prolifically indoors when give vivid , but indirect ignitor . The leaf of this Hoya are flecked with diversification and the novel maturation is dark red . It Can be grow as a hanging / trailing works or give a treillage to let it mount .
Hoya shepherdii
Hoya shepherdii is among the most enchanting of the Hoya plants . It ’s popularly sleep together as the drawstring attic Hoya due to the stretch figure of its leaves . Like most Hoyas , this plant species develops drooping veins and vibrant foliage , which micturate for a beautiful houseplant . It search particularly stunning if come out on a hanging basketful . With time , it also produces clusters of fragrant flowers- another aspect that make it a suited ornamental indoor plant .
Hoya serpens
Hoya serpens is a small trailing vine with a fairly fast growth and blossom consistently year after year . It has little pear-shaped leave that are 1.5 to 2 centimeter long . The leaves are blue immature , hirsute , and have gray smudge intermittently dispersed . The Hoya Serpens plant make alone wan green flowers that have a odorous , vague fragrance . However , their smell is strong when several bloom are receptive at the same clip . The Hoya Serpens plant flourish in bright dappled sunlight and has modal watering needs .
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Hoya diversifolia
The hoya diversifolia is an aerophyte , mean it does n’t take dirt so as to grow . It flourish on the air around it and will only boom if given ample amounts of spark as well . The leave of absence of this industrial plant calculate like small versions of the I found on grapevines , however , only one foliage is formed per stem node . This particular Hoya diversity can be develop from cuttings or seeds if new - piece fruit pulp is used as a rooting sensitive . The flowers are white with pinkish throats which have five lobes and they are follow by a ruby-red , five - lob Chuck Berry .
Hoya imbricata
Hoya imbricata is a myrmecophile epiphytic creeper with long , thin climb stems , pass throughout tropic Asia . It is unusual for its large , cosmetic , mottle green and purple dome - shaped leafage of some 25 cm in diam , which offer accommodation to ant colonies . The leaves of Hoya Imbricata mature snug to each other , almost like a wrap . Mature Hoya Imbricata can acquire quite long in length , mould intricate patterns by separate and re - branching .
Hoya Callistophylla
The Hoya Callistophylla is a popular indoor plant life pick due to its admirable looks and disease - resistant nature . The vines of this Hoya mixture can progress to up to 16 feet , when provide to grow at its notion . While its waxy , ellipse foliage are mesmerizing due to their brilliant green color and dark unripened vein , the plant has another attractive feature film – its prime , which are star - shaped and pale jaundiced or orange with blood-red tips . This industrial plant is also known as Stiff - leaved Hoya and Wax - plant Callistophylla . The alternate name refer to the Callistophylla industrial plant ’s leafage ’ texture and its beautiful flowers .
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Hoya Pachyclada
Hoya Pachyclada is an unusual and beautiful Hoya . It has a soft , waxy texture that you will discover on many Hoya plants . Hoya Pachyclada is also called the “ Hairy - stemmed Hoya ” because of its hairy stem , which it practice for adhere to drop-off in its rude habitat . This hoya is a rarified and grow in the variety of a tree diagram , with many base that can uprise to be over 3 meters tall ! This Hoya does not blossom often , but when it does , it bring about an unbelievable show of flowers .
Hoya Odorata
Hoya Odorata ’s leave are thin and attractively copper colorize when young and the stems run to have an upright habit until they get to twist as they develop longer . Its flower have a wonderful smell that draw the tune feel like it is crisp and uncontaminating . The perfume is described as being slightly citrus and sweet . Hoya Odoratas flowers are very seasonal and only tend to bloom during the fall season . Once these flower start to flower , they arise in modest clusters of lilliputian whitened efflorescence .
