566 Species in Genus Hoya

October 7 – Hoya
"Hoya, the wax plant, defines October 7."
Hoya symbolizes loyalty and affection. You form deep and lasting connections. Like its fragrant blooms, your love and care are unforgettable.

Table of Contents

Unveiling the Allure of Hoya: A Beginner’s Guide

Hoyas, also known as wax plants or porcelain flowers, have become a rising star in the houseplant world. Their captivating waxy foliage and clusters of star-shaped blooms have captured the hearts of many plant enthusiasts, including myself, Ferb Vu. But with any new plant comes a flurry of questions. Fear not, fellow plant parent! This guide will unveil the secrets to caring for your Hoya and help it thrive.

What is a Hoya?

Hoya is a genus boasting over 500 species of tropical climbing vines belonging to the Apocynaceae family. These Asian natives (think Philippines, Thailand, Vietnam) are known for their thick, waxy leaves and fragrant blooms that come in a variety of colors, from soft pinks to deep reds. Their low-maintenance nature and interesting growth habit make them ideal for beginner plant owners.

Here are:

Hoya acanthominima Kloppenb., G.Mend. & Ferreras
Hoya acicularis T.Green & Kloppenb.
Hoya acuminata (Wight) Benth. ex Hook.f.
Hoya aeschynanthoides Schltr.
Hoya affinis Hemsl. Plant FAQs: Hoya Affinis
Hoya agusanensis Kloppenb.
Hoya alagensis Kloppenb.
Hoya albida Kloppenb., Cajano & Carandang
Hoya albiflora (Blume) Zipp. ex K.Schum. Plant FAQs: Hoya Albiflora
Hoya aldrichii Hemsl.
Hoya alexicaca (Jacq.) Moon
Hoya alwitriana Kloppenb., Siar, Guevarra & Carandang
Hoya amboinensis Warb.
Hoya ambrosiae Kloppenb.
Hoya amicabilis S.Rahayu & Rodda
Hoya amorosoae T.Green & Kloppenb.
Hoya amrita Kloppenb., Siar & Ferreras
Hoya andalensis Kloppenb.
Hoya annaleesoligamiae Kloppenb.
Hoya anncajanoae Kloppenb. & Siar
Hoya antilaoensis Kloppenb.
Hoya anulata Schltr.
Hoya aphylla Aver., K.S.Nguyen & Averyanova
Hoya apoda S.Moore
Hoya apoensis Kloppenb. & Siar
Hoya archboldiana C.Norman Plant FAQs: Hoya Archboldiana
Hoya ariffinii Rodda & S.Rahayu
Hoya arnottiana Wight
Hoya artwhistleri Kloppenb.
Hoya aurantiaca Kloppenb., Siar & Cajano
Hoya aurigueana Kloppenb., Siar & Cajano Plant FAQs: Hoya Aurigueana
Hoya australis R.Br. ex J.Traill Plant FAQs: Hoya Australis
Hoya bacunganensis Kloppenb.
Hoya baguioensis Kloppenb.
Hoya baishaensis S.Y.He & P.T.Li
Hoya bakoensis Rodda
Hoya balaensis Kidyoo & Thaithong
Hoya bandaensis Schltr.
Hoya bandongii Kloppenb. & Ferreras
Hoya barbonii Kloppenb.
Hoya batutikarensis R.P.P.Ahmad, S.Rahayu & Rodda
Hoya bauensis T.Green
Hoya bebsguevarrae Kloppenb. & Carandang
Hoya beccarii Rodda & Simonsson
Hoya bella Hook. Plant FAQs: Hoya Bella
Hoya benchaii Gavrus, A.Lamb, Emoi & Gokusing
Hoya benguetensis Schltr.
Hoya benitotanii Kloppenb.
Hoya benstoneana Kloppenb., Siar, Guevarra & Carandang
Hoya benvergarae Kloppenb. & Siar
Hoya betchei (Schltr.) W.A.Whistler
Hoya bhutanica Grierson & D.G.Long
Hoya bicknellii Kloppenb.
Hoya bicolensis Kloppenb., Siar & Cajano
Hoya bicolor Kloppenb.
Hoya bifunda Kloppenb., Siar, Cajano, G.Mend., Guevarra & Carandang
Hoya bilobata Schltr. Plant FAQs: Hoya Bilobata
Hoya blashernaezii Kloppenb.
Hoya bonii Costantin
Hoya bordenii Schltr.
Hoya borneoensis Kloppenb.
Hoya boycei Rodda & S.Rahayu
Hoya brassii P.I.Forst. & Liddle ex Simonsson & Rodda
Hoya brevialata Kleijn & Donkelaar Plant FAQs: Hoya Brevialata
Hoya brittonii Kloppenb.
Hoya brooksii Ridl.
Hoya buntokensis S.Rahayu & Rodda
Hoya buotii Kloppenb.
Hoya burmanica Rolfe
Hoya burtoniae Kloppenb. Plant FAQs: Hoya Burtoniae
Hoya buruensis Miq.
Hoya butleriana Kloppenb., Siar, Guevarra & Carandang
Hoya cagayanensis C.M.Burton
Hoya callistophylla T.Green Plant FAQs: Hoya Callistophylla
Hoya calycina Schltr.
Hoya calyxminuta Kloppenb.
Hoya campanulata Blume
Hoya camphorifolia Warb.
Hoya capotoanensis Kloppenb.
Hoya carandangiana Kloppenb. & Siar
Hoya cardiophylla Merr.
Hoya carmelae Kloppenb., Siar & Ferreras
Hoya carnosa (L.f.) R.Br. Plant FAQs: Hoya Carnosa – Wax Plant
Hoya carrii P.I.Forst. & Liddle ex Simonsson & Rodda
Hoya caudata Hook.f. Plant FAQs: Hoya Caudata
Hoya celata Kloppenb., Siar, G.Mend., Cajano, Guevarra & Carandang
Hoya celsa Kloppenb., Siar, Guevarra, Cajano & Carandang
Hoya cembra Kloppenb.
Hoya chewiorum A.Lamb, Gavrus, Emoi & Gokusing
Hoya chiekoae Kloppenb., Ferreras & G.Mend.
Hoya chinghungensis (Y.Tsiang & P.T.Li) M.G.Gilbert, P.T.Li & W.D.Stevens Plant FAQs: Hoya Chinghungensis
Hoya chloroleuca Schltr.
Hoya chunii P.T.Li
Hoya ciliata Elmer ex C.M.Burton
Hoya cinnamomifolia Hook. Plant FAQs: Hoya Cinnamomifolia
Hoya clemensiorum T.Green Plant FAQs: Hoya Clemensiorum
Hoya collettii Schltr.
Hoya collina Schltr.
Hoya columna Kloppenb.
Hoya commutata M.G.Gilbert & P.T.Li
Hoya concava Kloppenb., Siar, Guevarra & Carandang
Hoya corazoniae Kloppenb., Siar & Ferreras
Hoya cordata P.T.Li & S.Z.Huang
Hoya coriacea Blume
Hoya corneri Rodda & S.Rahayu
Hoya corollimarginata Kloppenb.
Hoya corollivillosa Kloppenb.
Hoya coronaria Blume Plant FAQs: Hoya Coronaria
Hoya corymbosa Rodda & Simonsson
Hoya crassicaulis Elmer ex Kloppenb.
Hoya crassior Hochr.
Hoya crassipetiolata Aver., V.T.Pham & T.A.Le Plant FAQs: Hoya Crassipetiolata
Hoya cumingiana Decne. Plant FAQs: Hoya Cumingiana
Hoya cupula Kloppenb., G.Mend. & Ferreras
Hoya curtisii King & Gamble Plant FAQs: Hoya Curtisii
Hoya cutis-porcelana W.Suarez, J.R.Sahagun & Aurigue
Hoya daimenglongensis Shao Y.He & P.T.Li
Hoya danumensis Rodda & Nyhuus
Hoya dasyantha Tsiang
Hoya davidcummingii Kloppenb.
Hoya decipulae S.Rahayu & Astuti
Hoya deleoniorum Cabactulan, R.B.Pimentel, J.R.Sahagun & Aurigue
Hoya dennisii P.I.Forst. & Liddle
Hoya densifolia Turcz.
Hoya desvoeuxensis T.Green & Kloppenb.
Hoya devogelii Rodda & Simonsson
Hoya deykei T.Green
Hoya dickasoniana P.T.Li
Hoya dictyoneura K.Schum.
Hoya dimorpha F.M.Bailey
Hoya diptera Seem. Plant FAQs: Hoya Diptera
Hoya dischorensis Schltr.
Hoya diversifolia Blume Plant FAQs: Hoya Diversifolia
Hoya dolichosparte Schltr.
Hoya domaensis Rodda & Simonsson
Hoya dulitensis Rodda & S.Rahayu
Hoya eburnea Kloppenb., Guevarra & Carandang
Hoya edanoi C.M.Burton
Hoya edeni King ex Hook.f.
Hoya edholmiana Simonsson & Rodda
Hoya eitapensis Schltr.
Hoya elegans Kostel.
Hoya elliptica Hook.f. Plant FAQs: Hoya Elliptica
Hoya elmeri Merr.
Hoya endauensis Kiew Plant FAQs: Hoya Endauensis
Hoya engleriana Hosseus Plant FAQs: Hoya Engleriana
Hoya epedunculata Schltr.
Hoya erythrina Rintz
Hoya erythrostemma Kerr
Hoya espaldoniana Kloppenb., Siar & Cajano
Hoya estrellaensis T.Green & Kloppenb.
Hoya eumbeitii Kloppenb.
Hoya evelinae Simonsson & Rodda
Hoya excavata Teijsm. & Binn.
Hoya exilis Schltr.
Hoya faoensis Kloppenb. & Siar
Hoya fauziana Rodda, Simonsson & A.Lamb
Hoya ferrerasii Kloppenb. & Siar
Hoya fetuana Kloppenb.
Hoya filiformis Rech.
Hoya finlaysonii Wight Plant FAQs: Hoya Finlaysonii
Hoya fischeriana Warb.
Hoya fitchii Kloppenb. Plant FAQs: Hoya Fitchii
Hoya fitoensis Kloppenb.
Hoya flavescens Schltr.
Hoya flavida P.I.Forst. & Liddle
Hoya forbesii King & Gamble
Hoya foxii Kloppenb.
Hoya frakeii Kloppenb.
Hoya fraterna Blume Plant FAQs: Hoya Fraterna
Hoya fungii Merr. Plant FAQs: Hoya Fungii
Hoya fusca Wall.
Hoya galenii Kloppenb.
Hoya galeraensis Kloppenb.
Hoya gaoligongensis M.X.Zhao & Y.H.Tan
Hoya garciae Kloppenb.
Hoya gauttierensis Rodda & Simonsson
Hoya gelba Kloppenb., Siar, Guevarra & Carandang
Hoya gigantanganensis Kloppenb.
Hoya gigas Schltr.
Hoya gildingii Kloppenb.
Hoya glabra Schltr.
Hoya globulifera Blume
Hoya globulosa Hook.f. Plant FAQs: Hoya Globulosa
Hoya golamcoana Kloppenb.
Hoya gracilipes Schltr.
Hoya gracilis Schltr.
Hoya greenii Kloppenb.
Hoya gretheri Kloppenb.
Hoya griffithii Hook.f.
Hoya guppyi Oliv.
Hoya gutierrezii Kloppenb.
Hoya hainanensis Merr. Plant FAQs: Hoya Hainanensis
Hoya halconensis Kloppenb.
Hoya halophila Schltr.
Hoya hamiltoniorum A.Lamb, Gavrus, Emoi & Gokusing
Hoya hanhiae V.T.Pham & Aver.
Hoya hernaezii Kloppenb.
Hoya heuschkeliana Kloppenb. Plant FAQs: Hoya Heuschkeliana – Plant FAQs: Hoya Heuschkeliana Variegata
Hoya histora Kloppenb.
Hoya hypolasia Schltr.
Hoya ignorata T.B.Tran, Rodda, Simonsson & Joongku Lee
Hoya ilagiorum Kloppenb., Siar & Cajano
Hoya imbricata Decne. Plant FAQs: Hoya Imbricata
Hoya imperialis Lindl. Plant FAQs: Hoya Imperialis
Hoya inconspicua Hemsl. Plant FAQs: Hoya Inconspicua
Hoya incrassata Warb. Plant FAQs: Hoya Incrassata
Hoya incurvula Schltr.
Hoya indaysarae M.N.Medina, R.J.T.Villanueva, Kloppenb. & Cabras
Hoya infantalensis Kloppenb.
Hoya inflata (P.I.Forst., Liddle & I.M.Liddle) L.Wanntorp & P.I.Forst.
Hoya insularis Rodda & S.Rahayu
Hoya irisiae Ferreras, Kloppenb. & Tandang
Hoya isabelaensis Kloppenb., Siar & Ferreras
Hoya isabelchanae Rodda & Simonsson
Hoya ischnopus Schltr.
Hoya jianfenglingensis Shao Y.He & P.T.Li
Hoya jiewhoeana Rodda, A.Lamb & Gokusing
Hoya josetteae M.N.Medina & Kloppenb.
Hoya juannguoana Kloppenb.
Hoya juhoneweana Simonsson & Rodda
Hoya kachinensis Rodda & K.Armstr.
Hoya kaikoana S.Rahayu & Rodda
Hoya kanlaonensis Kloppenb., Siar & Ferreras
Hoya kanyakumariana A.N.Henry & Swamin. Plant FAQs: Hoya Kanyakumariana
Hoya kapuasensis S.Rahayu & Rodda
Hoya kastbergii Kloppenb.
Hoya kenejiana Schltr.
Hoya kentiana C.M.Burton
Hoya kerangasensis Rodda & S.Rahayu
Hoya kerrii Craib Plant FAQs: Hoya Kerrii – Sweetheart Plant
Hoya kingdonwardii P.T.Li
Hoya kipandiensis Gavrus, A.Lamb, Emoi & Gokusing
Hoya kloppenburgii T.Green
Hoya klossii S.Moore
Hoya koteka Simonsson & Rodda
Hoya krohniana Kloppenb. & Siar Plant FAQs: Hoya Krohniana Silver – Plant FAQs: Hoya Krohniana Black
Hoya krusenstierniana Simonsson & Rodda
Hoya kuhlii (Blume) Koord.
Hoya lactea S.Moore
Hoya lacunosa Blume Plant FAQs: Hoya Lacunosa
Hoya lagunaensis Kloppenb.
Hoya lambii T.Green
Hoya lambioae Kloppenb., Guevarra, Cajano & Carandang
Hoya lamingtoniae F.M.Bailey
Hoya lamthanhiae V.T.Pham & Kloppenb.
Hoya lanataiensis Kloppenb.
Hoya lanceolaria S.Moore
Hoya lanceolata Wall. ex D.Don
Hoya landgrantensis Kloppenb., Siar & Cajano
Hoya lanotooensis Kloppenb.
Hoya larrycahilogii Medina & Kloppenb.
Hoya lasiantha Korth. ex Blume
Hoya lasiogynostegia P.T.Li
Hoya latifolia G.Don Plant FAQs: Hoya Latifolia
Hoya laurifoliopsis Hochr.
Hoya lauterbachii K.Schum. Plant FAQs: Hoya Lauterbachii
Hoya leembruggeniana Koord.
Hoya leucantha S.Moore
Hoya leucorhoda Schltr.
Hoya leytensis Elmer ex C.M.Burton
Hoya liddleana Simonsson & Rodda
Hoya linapauliana Kloppenb.
Hoya linavergarae Kloppenb. & Siar
Hoya lindaueana Koord.
Hoya linearis Wall. ex D.Don Plant FAQs: Hoya Linearis
Hoya lipoensis P.T.Li & Z.R.Xu
Hoya lithophytica Kidyoo
Hoya lobbii Hook.f.
Hoya lockii V.T.Pham & Aver. Plant FAQs: Hoya Lockii
Hoya loheri Kloppenb.
Hoya longicalyx Wang Hui & E.F.Huang
Hoya longifolia Wall. ex Wight Plant FAQs: Hoya Longifolia
Hoya longipedunculata V.T.Pham & Aver.
Hoya longlingensis E.F.Huang
Hoya loyceandrewsiana T.Green Plant FAQs: Hoya Loyceandrewsiana
Hoya luatekensis Kloppenb.
Hoya lucardenasiana Kloppenb., Siar & Cajano
Hoya lucida Simonsson & Rodda
Hoya lucyae Kloppenb. & Siar
Hoya lutea Kostel.
Hoya lyi H.Lév.
Hoya macgillivrayi F.M.Bailey Plant FAQs: Hoya Macgillivrayi
Hoya macrophylla Blume Plant FAQs: Hoya Macrophylla
Hoya madulidii Kloppenb.
Hoya magnifica P.I.Forst. & Liddle
Hoya magniflora P.T.Li
Hoya mahaweeensis Kloppenb.
Hoya maingayi Hook.f.
Hoya malata Kloppenb.
Hoya mamasa S.Rahayu, R.P.P.Ahmad & Rodda
Hoya manipurensis Deb Plant FAQs: Hoya Manipurensis
Hoya mappigera Rodda & Simonsson
Hoya maquilingensis Kloppenb.
Hoya marananiae Kloppenb., Siar, Cajano & Carandang
Hoya marginata Schltr.
Hoya mariae (Schltr.) L.Wanntorp & Meve
Hoya martinii Kloppenb. & G.Mend.
Hoya marvinii Kloppenb., G.Mend. & Ferreras
Hoya mata-ole-afiensis Kloppenb.
Hoya matavanuensis Kloppenb.
Hoya matiensis Kloppenb.
Hoya maxima Teijsm. & Binn. Plant FAQs: Hoya Maxima
Hoya maximowayetii Kloppenb.
Hoya mcclurei Kloppenb.
Hoya mcgregorii Schltr.
Hoya medinae Kloppenb.
Hoya medinillifolia Rodda & Simonsson
Hoya medusa M.Leon, Cabactulan, Cuerdo & Rodda
Hoya megalantha Turrill
Hoya megalaster Warb. ex K.Schum. & Lauterb. Plant FAQs: Hoya Megalaster
Hoya meliflua (Blanco) Merr. Plant FAQs: Hoya Meliflua
Hoya memoria Kloppenb. Plant FAQs: Hoya Gracilis – Hoya Memoria
Hoya mengtzeensis Y.Tsiang & P.T.Li
Hoya meredithii T.Green Plant FAQs: Hoya Meredithii
Hoya merrillii Schltr. Plant FAQs: Hoya Merrillii
Hoya micrantha Hook.f.
Hoya microphylla Schltr.
Hoya microstemma Schltr.
Hoya migueldavidii Cabactulan, Rodda & Pimentel
Hoya minahassae Schltr.
Hoya mindanaoensis Kloppenb.
Hoya mindorensis Schltr. Plant FAQs: Hoya Mindorensis
Hoya minima Costantin
Hoya minutiflora Rodda & Simonsson
Hoya mirabilis Kidyoo
Hoya mitrata Kerr
Hoya monetteae T.Green
Hoya moninae Kloppenb. & Cajano
Hoya montana Schltr.
Hoya montelbanensis Kloppenb.
Hoya mucronulata Warb.
Hoya multiflora Blume Plant FAQs: Hoya Multiflora
Hoya myanmarica P.T.Li
Hoya myrmecopa Kleijn & Donkelaar
Hoya nabawanensis Kloppenb. & Wiberg
Hoya nakarensis Kloppenb., G.Mend. & Ferreras
Hoya narcissiflora S.Rahayu & Rodda
Hoya naumannii Schltr.
Hoya navicula Kloppenb. & G.Mend.
Hoya negrosensis Kloppenb.
Hoya neoebudica Guillaumin
Hoya neoguineensis Engl.
Hoya nervosa Y.Tsiang & P.T.Li
Hoya nicholsoniae F.Muell. Plant FAQs: Hoya Nicholsoniae
Hoya nova Kloppenb.
Hoya nummularia Decne. ex Hook.f.
Hoya nummularioides Costantin Plant FAQs: Hoya Nummularioides
Hoya nutans Aver. & V.T.Pham
Hoya nuttiana Rodda & Simonsson
Hoya nuuuliensis Kloppenb. & Siar
Hoya nyhuusiae Kloppenb.
Hoya nyingchiensis Y.W.Zuo & H.P.Deng
Hoya obcordata Hook.f.
Hoya oblanceolata Hook.f.
Hoya oblongacutifolia Costantin
Hoya obovata Decne. Plant FAQs: Hoya Obovata – Plant FAQs: Hoya Obovata Splash
Hoya obscura Elmer ex C.M.Burton Plant FAQs: Hoya Obscura
Hoya obtusifolia Wight
Hoya occultata S.Rahayu & Rodda
Hoya odetteae Kloppenb.
Hoya odorata Schltr.
Hoya ofuensis Kloppenb.
Hoya oleoides Schltr.
Hoya oligantha Schltr.
Hoya olosegaensis Kloppenb.
Hoya omlorii (Livsh. & Meve) L.Wanntorp & Meve
Hoya onychoides P.I.Forst., Liddle & I.M.Liddle
Hoya oreogena Kerr
Hoya oreostemma Schltr.
Hoya orientalis P.T.Li
Hoya ormocensis Kloppenb.
Hoya ottolanderi Koord.
Hoya ovalifolia Wight & Arn.
Hoya oxycoccoides S.Moore
Hoya pachyclada Kerr Plant FAQs: Hoya Pachyclada
Hoya pachyphylla K.Schum. & Lauterb.
Hoya pachypus S.Moore
Hoya palawanensis Kloppenb.
Hoya palawanica Kloppenb.
Hoya pallilimba Kleijn & Donkelaar Plant FAQs: Hoya Pallilimba
Hoya panayensis Kloppenb. & Siar
Hoya pandurata Tsiang
Hoya papaschonii Rodda
Hoya papillantha K.Schum.
Hoya papuana (Schltr.) Schltr.
Hoya paradisea Simonsson & Rodda
Hoya parvapollinia Kloppenb. & G.Mend.
Hoya parviflora Wight
Hoya parvifolia Schltr.
Hoya patameaensis Kloppenb.
Hoya patella Schltr.
Hoya pauciflora Wight Plant FAQs: Hoya Pauciflora
Hoya paulshirleyi T.Green & Kloppenb.
Hoya paziae Kloppenb.
Hoya pedunculata (Warb.) Schltr.
Hoya peekelii Markgr.
Hoya peltata Rodda & S.Rahayu
Hoya peninsularis Rodda & Zakaria
Hoya pentaphlebia Merr.
Hoya perakensis Ridl.
Hoya persicina Kloppenb., Siar, Guevarra, Carandang & G.Mend.
Hoya phuluangensis Kidyoo
Hoya phuwuaensis Kidyoo
Hoya phyllura O.Schwartz
Hoya piestolepis Schltr.
Hoya pimenteliana Kloppenb.
Hoya placerensis Kloppenb.
Hoya platycaulis Simonsson & Rodda
Hoya plicata King & Gamble Plant FAQs: Hoya Plicata
Hoya polilloensis Kloppenb., Guevarra, G.Mend. & Ferreras
Hoya polyneura Hook.f. Plant FAQs: Hoya Polyneura
Hoya polypus S.Rahayu & Rodda
Hoya pruinosa (Blume) Miq.
Hoya pseudobicolensis Kloppenb.
Hoya pseudoleytensis Kloppenb., G.Mend., Guevarra & Carandang
Hoya pubens Costantin
Hoya puber Blume
Hoya pubicalyx Merr. Plant FAQs: Hoya Pubicalyx
Hoya pubicenta Kloppenb., G.Mend. & Ferreras
Hoya pubicorolla Kloppenb., G.Mend. & Ferreras
Hoya pulchella Schltr.
Hoya pulchra Aurigue & Cabactulan
Hoya pulleana Rodda & Simonsson
Hoya purpurea Blume
Hoya purpureofusca Hook. Plant FAQs: Hoya Purpureofusca
Hoya pusilla Rintz
Hoya pusilliflora S.Moore
Hoya pyrifolia E.F.Huang
Hoya querinoensis Kloppenb. & Siar
Hoya quinquenervia Warb. Plant FAQs: Hoya Quinquenervia
Hoya quisumbingii Kloppenb.
Hoya radicalis Y.Tsiang & P.T.Li
Hoya ralphdavisiana Kloppenb., G.Mend. & Ferreras
Hoya ramosii Kloppenb. & Siar
Hoya ranauensis T.Green & Kloppenb.
Hoya reticulata Moon
Hoya retrorsa Gavrus, A.Lamb, Emoi & Gokusing
Hoya retusa Dalzell Plant FAQs: Hoya Retusa
Hoya revoluta Wight ex Hook.f.
Hoya reyesii M.N.Medina & Kloppenb.
Hoya reynosae Kloppenb.
Hoya rhodostele Ridl.
Hoya rhodostemma Schltr.
Hoya rigida Kerr
Hoya rigidifolia S.Rahayu & Rodda
Hoya rima Kloppenb., G.Mend. & Ferreras
Hoya rintzii Rodda, Simonsson & S.Rahayu
Hoya rizaliana Kloppenb.
Hoya rosarioae Kloppenb. & Siar
Hoya rosea K.Schum.
Hoya rostellata Kidyoo
Hoya rotundiflora Rodda & Simonsson Plant FAQs: Hoya Rotundiflora
Hoya rubida Schltr.
Hoya rumphii Blume
Hoya rundumensis (T.Green) Rodda & Simonsson
Hoya ruthiae Rodda
Hoya sabaensis Kloppenb.
Hoya sagcalii Kloppenb.
Hoya salmonea Kloppenb., Guevarra, G.Mend. & Ferreras
Hoya samarensis Kloppenb. & Siar
Hoya sammannaniana A.Lamb, Gavrus, Emoi & Gokusing
Hoya samoa-albiflora Kloppenb.
Hoya sangguensis S.Rahayu & Rodda
Hoya santafeensis Kloppenb. & G.Mend.
Hoya santiagoi Kloppenb. & Siar
Hoya sapaensis T.B.Tran & Rodda
Hoya sarawakensis Kloppenb.
Hoya sarcophylla Ridl.
Hoya savaiiensis Kloppenb.
Hoya schallertiae C.M.Burton
Hoya schneei Schltr.
Hoya scortechinii King & Gamble
Hoya seanwhistleriana Kloppenb.
Hoya serpens Hook.f. Plant FAQs: Hoya Serpens
Hoya shepherdii Short ex Hook. Plant FAQs: Hoya Shepherdii
Hoya siamica Craib
Hoya sichuanensis E.F.Huang
Hoya sigillatis T.Green Plant FAQs: Hoya Sigillatis
Hoya silvatica Y.Tsiang & P.T.Li
Hoya sipitangensis Kloppenb. & Wiberg Plant FAQs: Hoya Sipitangensis
Hoya smithii Kloppenb.
Hoya soidaoensis Kidyoo
Hoya solaniflora Schltr.
Hoya soligamiana Kloppenb., Siar & Cajano
Hoya solokensis S.Rahayu & Rodda
Hoya somadeeae Rodda & Simonsson
Hoya sororia K.Schum.
Hoya spartioides (Benth.) Kloppenb. Plant FAQs: Hoya Spartioides
Hoya spectatissima B.Xue, E.F.Huang, Gang Yao & Jiu X.Huang
Hoya spencii Kloppenb.
Hoya stafeensis Kloppenb. & G.Mend.
Hoya stenakei Simonsson & Rodda
Hoya stenophylla Schltr.
Hoya stoneana Kloppenb. & Siar
Hoya subcalva Burkill
Hoya subglabra Schltr.
Hoya subquaterna Miq.
Hoya subquintuplinervis Miq. Plant FAQs: Hoya Subquintuplinervis
Hoya sulawesiana S.Rahayu & Rodda Plant FAQs: Hoya Sulawesiana
Hoya sulitii Kloppenb.
Hoya sumatrana S.Rahayu & Rodda
Hoya surigaoensis Kloppenb., S.Siar & Nyhuus Plant FAQs: Hoya Surigaoensis
Hoya surisana Rodda & S.Rahayu
Hoya sussuela (Roxb.) Merr.
Hoya tamaleaaea Kloppenb.
Hoya tamdaoensis Rodda & T.B.Tran
Hoya tangerina Kloppenb., G.Mend. & Ferreras
Hoya tannaensis T.Green & Kloppenb.
Hoya tarikuensis Rodda & Simonsson
Hoya tauensis Kloppenb.
Hoya taylorii Kloppenb.
Hoya taytayensis Kloppenb. & Siar
Hoya taywanisensis Kloppenb., Mendoza & Ferreras
Hoya telosmoides Omlor
Hoya tengchongensis J.F.Zhang, N.H.Xia & Y.F.Kuang
Hoya tenggerensis Bakh.f.
Hoya teretifolia Griff. ex Hook.f.
Hoya tetrantha J.Feng Zhang, Y.H.Tong & N.H.Xia
Hoya thailandica Thaithong
Hoya thomsonii Hook.f. Plant FAQs: Hoya Thomsonii
Hoya thuathienhuensis T.B.Tran, Rodda & Simonsson
Hoya tiatuilaensis Kloppenb.
Hoya tjadasmalangensis Bakh.f.
Hoya tjampeaensis Hochr.
Hoya tomataensis T.Green & Kloppenb.
Hoya torricellensis Schltr.
Hoya towutiensis S.Rahayu, R.P.P.Ahmad & Rodda
Hoya trigonolobos Schltr.
Hoya trukensis Hosok.
Hoya tsangii C.M.Burton Plant FAQs: Hoya Tsangii
Hoya × tuafanua Whistler & Kloppenb.
Hoya uafatoensis Kloppenb.
Hoya uncinata Teijsm. & Binn.
Hoya undulata S.Rahayu & Rodda Plant FAQs: Hoya Undulata
Hoya unica Kloppenb., G.Mend. & Ferreras
Hoya uniflora Aver. & V.T.Pham
Hoya unirana Rodda & Simonsson
Hoya unruhiana Kloppenb., Siar, G.Mend., Cajano & Carandang
Hoya uplandgrantensis Kloppenb.
Hoya vacciniiflora O.Schwartz
Hoya vaccinioides Hook.f.
Hoya vangviengiensis Rodda & Simonsson
Hoya vanuatensis T.Green
Hoya velasioi Kloppenb.
Hoya venusta Schltr.
Hoya versteegii Simonsson & Rodda
Hoya verticillata (Vahl) G.Don
Hoya vicencioana Kloppenb., Siar, Cajano, Guevarra & Carandang
Hoya vitellina Blume
Hoya vitellinoides Bakh.f. Plant FAQs: Hoya Vitellinoides
Hoya vitiensis Turrill
Hoya wallichii (Wight) C.M.Burton
Hoya walliniana Kloppenb. & Nyhuus Plant FAQs: Hoya Walliniana
Hoya wariana Schltr.
Hoya wayetii Kloppenb. Plant FAQs: Hoya Wayetii
Hoya waymaniae Kloppenb.
Hoya weebella Kloppenb.
Hoya whistleri Kloppenb.
Hoya wightii Hook.f.
Hoya williamsiana Kloppenb., Siar, G.Mend., Cajano, Guevarra & Carandang
Hoya wongii Rodda, Simonsson & L.Wanntorp
Hoya wrayi King & Gamble
Hoya yingjiangensis J.Feng Zhang, L.Bai, N.H.Xia & Z.Q.Peng
Hoya yuennanensis Hand.-Mazz.
Hoya yvesrocheri Simonsson & Rodda

More Than Just Pretty Flowers

While their beauty is undeniable, Hoyas offer more than just aesthetics. Their unique adaptations and fascinating characteristics make them a joy to study and cultivate. For instance, did you know that Hoyas are epiphytes? This means they grow on other plants, typically trees, for support but not for nutrients. They’ve developed specialized roots to absorb moisture and nutrients from the air and rain.

Another intriguing aspect of Hoyas is their fascinating pollination strategy. Their flowers produce a sweet nectar that attracts a variety of insects, including ants, flies, and even moths. These pollinators play a crucial role in ensuring the continuation of these remarkable plants.

A Rewarding Journey

Cultivating Hoyas has been a rewarding journey. It requires patience, observation, and a willingness to learn. Each species has its own preferences for light, water, and humidity. Providing the right conditions allows these plants to thrive and reward you with their exquisite blooms.

The joy of witnessing a Hoya unfurl its delicate flowers for the first time is unparalleled. The intricate details, the subtle fragrance, and the sheer beauty of these blossoms make all the effort worthwhile. It’s a moment of connection with nature, a reminder of the wonders that surround us.

Are Hoya Plants Toxic to Cats?

Unfortunately, the answer is yes. Like many other members of the Apocynaceae family, hoyas contain sap that can be toxic to cats if ingested. The toxins can cause gastrointestinal upset, vomiting, and diarrhea. If you have a curious feline companion, it’s best to place your Hoya in a location out of their reach.

Does Hoya Like to be Root Bound?

Hoyas can tolerate being root-bound for a while, but it’s not ideal for their long-term health. When a Hoya’s roots fill the pot completely, it can hinder its ability to take up water and nutrients, ultimately affecting growth and flowering. Repot your Hoya every 1-2 years into a pot that’s just slightly larger than the current one.

Does Hoya Like Humidity?

Hoyas hail from tropical regions known for their high humidity. While they can adapt to average household humidity levels, they’ll truly thrive in a more humid environment. Grouping your Hoya with other humidity-loving plants or using a pebble tray filled with water can help increase the surrounding moisture.

How to Propagate Hoya Plants?

Propagating Hoyas is a breeze! Here’s my preferred method:

Step 1: Take a Cutting: Choose a healthy stem with at least 2-3 nodes (leaf bumps). Make a clean cut just below a node using sharp, sterilized pruning shears.
Step 2: Planting the Cutting: There are two ways to go here. You can either plant the cutting directly in a pot filled with a well-draining potting mix or place it in water until roots develop (water propagation).
Step 3: Patience is Key: Whichever method you choose, be patient. Rooting can take several weeks. Keep the soil moist but not soggy and provide bright, indirect light.

How to Root Hoya Cuttings?

As mentioned above, you can root your Hoya cuttings either in water or soil. Water propagation allows you to easily monitor root development. Simply place the node end of the cutting in a glass of water, ensuring the leaves stay above the waterline. Change the water every few days to prevent bacterial growth. For soil propagation, use a well-draining mix and keep the soil slightly moist until roots form.

How Often Does Hoya Bloom?

The frequency of Hoya blooms depends on the specific species and the care it receives. Some Hoyas, like the Hoya carnosa, can bloom several times a year under ideal conditions. Others may only flower once a year or even less frequently. Factors like sufficient light, proper watering, and maturity all play a role in encouraging blooms.

Is a Hoya a Succulent?

While Hoyas share some characteristics with succulents, like thick leaves, they aren’t true succulents. Succulents typically store water in their leaves, while Hoyas store water in their stems. This slight difference translates to watering needs. Succulents generally require less frequent watering than Hoyas, which prefer to have their soil consistently moist but not soggy.

Additional Tips for Hoya Success

Light: Hoyas thrive in bright, indirect light. Avoid harsh midday sun, which can scorch the leaves.
Watering: Water your Hoya when the top inch of soil feels dry to the touch. Don’t let the plant sit in waterlogged soil.
Fertilizer: During the growing season (spring and summer), you can fertilize your Hoya once a month with a diluted balanced fertilizer.

With a little TLC, your Hoya will reward you with its captivating beauty for years to come. Now that you’re armed with this knowledge, embark on your Hoya-growing journey and enjoy the unique charm these fascinating plants bring to your home!

Whether you’re a seasoned plant enthusiast or just starting your journey, I encourage you to explore the captivating world of Hoyas. These remarkable plants offer a unique blend of beauty, diversity, and intrigue that is sure to captivate your senses and enrich your life.