Albania
| Publishers | Book Titles |
|---|---|
| Dituria Publishing | Shtatë motrat. Historia e Majës (Book 1) |
| Motra e Stuhisë (Book 2) | |
| Vajza në hije (Book 3) | |
| Motra Në Hije (Book 4) | |
| The Moon Sister (Book 5) March 2020 | |
| The Butterfly Room Summer 2020 | |
| The Sun Sister (Book 6) November 2020 |
Australia
| Publishers | Book Titles |
|---|---|
| Penguin | Hothouse Flower |
| The Girl on the Cliff | |
| Pan Macmillan | The Light Behind the Window |
| The Midnight Rose | |
| The Italian Girl | |
| The Seven Sisters (Book 1) | |
| The Storm Sister (Book 2) | |
| The Angel Tree | |
| The Olive Tree | |
| The Shadow Sister (Book 3) | |
| The Pearl Sister (Book 4) | |
| The Love Letter | |
| The Moon Sister (Book 5) | |
| The Butterfly Room | |
| The Sun Sister (Book 6) |
Brazil
| Publishers | Book Titles |
|---|---|
| Arqueiro | As Sete Irmãs (Book 1) |
| A Irmã da tempestade (Book 2) | |
| A Garota Italiana | |
| A Irmã da Sombra (Book 3) | |
| A Árvore dos anjos | |
| A Irmã da Pérola (Book 4) | |
| O Segredo de Helena | |
| A Casa Das Orquideas | |
| A Irmã da lua (book 5) | |
| A carta secreta | |
| A garota do penhasco | |
| A sala das borboletas | |
| A Irmã do Sol (Book 6) May 2020 |
Bulgaria
| Publishers | Book Titles |
|---|---|
| Trud | The Light Behind The Window |
| Hothouse Flower | |
| The Girl On The Cliff | |
| The Midnight Rose | |
| The Seven Sisters (Book 1) | |
| The Storm Sister (Book 2) | |
| The Shadow Sister (Book 3) | |
| The Pearl Sister (Book 4) | |
| The Moon Sister (Book 5) | |
| The Love Letter | |
| The Sun Sister (Book 6) February 2020 |
Canada
| Publishers | Book Titles |
|---|---|
| Simon & Schuster | The Orchid House |
| The Girl on the Cliff | |
| The Lavender Garden | |
| The Midnight Rose | |
| The Seven Sisters (Book 1) | |
| The Storm Sister (Book 2) | |
| The Shadow Sister (Book 3) | |
| The Pearl Sister (Book 4) | |
| The Moon Sister (Book 5) | |
| The Royal Secret | |
| The Sun Sister (Book 6) 19 May 2020 | |
| Pan Macmillan UK | The Angel Tree |
| The Olive Tree | |
| Pleaides Publishing | The Italian Girl (ebook only) |
China
| Publishers | Book Titles |
|---|---|
| China South Bookey | Lover of 1945 |
| The Girl On The Cliff |
Croatia
| Éditeur | Titre du livre |
|---|---|
| Znanje | Tajna Orchideje |
| Svjetlost s prozora | |
| Egmont Publishing | Sedam sestara (Book 1) |
| Olujna Sestra (Book 2) | |
| Sestra iz sjene (Book 3) | |
| Biserna Sestra (Book 4) |
Czech Republic
| Publishers | Book Titles |
|---|---|
| Viekdn | Tajemství erné Orchideje |
| Půlnoční Růže | |
| Levandulová Zahrada | |
| Sedm Sester (Book 1) | |
| Sestra Bouře (Book 2) | |
| Olivovník | |
| Sestra ve Stínu (Book 3) | |
| Sestra s perlou (Book 4) | |
| Milostný dopis |
Denmark
| Publishers | Book Titles |
|---|---|
| Turbulenz | Lavendelhaven |
| Rosinante & Co | Midnatsrosen |
| Pigen fra Napoli | |
| Engletræet | |
| De syv søstre (Book 1) | |
| Stormsøsteren (Book 2) | |
| Skygge Søsteren (Book 3) | |
| Perlesøsteren (Book 4) | |
| Kærlighedsbrevet | |
| Månesøsteren (Book 5) | |
| Orkideens Hemmelighed | |
| Helenas Hemmelighed | |
| Pigen på Klippen | |
| Solsøsteren (Book 6) | |
| Sommerfugleværelset 29 January 2020 |
Estonia
| Publishers | Book Titles |
|---|---|
| Varraku | Kasvuhoonelill |
| Tüdruk Kaljunukil | |
| Seitse õde (Book 1) | |
| Tormiõde (Book 2) | |
| Varjuõde (Book 3) | |
| Pärliõde (Book 4) | |
| Kuuõde (Book 5) | |
| Armastuskiri | |
| The Sun Sister May 2020 |
Finland
| Publishers | Book Titles |
|---|---|
| Bazar Kustannus Oy | Keskiyön Ruusu |
| Seitsemän Sisarta | |
| Myrskyn Sisar (Book 2) | |
| Enkelipuu | |
| Varjon Sisar (Book 3) | |
| Helmen Sisar (Book 4) | |
| Kuun Sisar (Book 5) 18th March | |
| The Butterfly Room 2nd June |
France
| Publishers | Book Titles |
|---|---|
| City Editions | La Maison de l’Orchidée |
| Le domaine de l’héritièr | |
| La Rose de Minuit | |
| Editions Charleston | Les Sept Soeurs (Book 1) |
| La juene fille sur la falaise | |
| La Soeur de La Tempete (Book 2) | |
| La Belle Italienne | |
| La Sœur de L’ombre (Book 3) | |
| L’ange de Marchmont Hall | |
| La sœur à la perle (Book 4) | |
| La lettre d’amour interdite | |
| La sœur de la lune (Book 5) | |
| La secret d’Helena | |
| The Sun Sister (Book 6) April 2020 |
Germany
| Publishers | Book Titles | |
|---|---|---|
| Goldmann | Das Orchideen Haus | |
| Das Mädchen auf den Klippen | ||
| Der Lavendelgarten | ||
| Die Mitternachts Rose | ||
| Das Italienische Mädchen | ||
| Der Engelsbaum | ||
| Die Sieben Schwestern (Book 1) | ||
| Die Sturm Schwestern (Book 2) | ||
| Helenas Geheimnis | ||
| Die Schatten Schwester (Book 3) | ||
| Der Verbotene Liebesbrief | ||
| Die Perlenschwester (Book 4) | ||
| Die Mond Schwester (Book 5) | ||
| Das Schmetterlingszimmer | ||
| Die Sonnenschwester (Book 6) |
Greece
Greece:
| Publisher | Title |
|---|---|
| Oceanida | Hothouse Flower |
| Dioptra | The Seven Sisters (Book 1) |
| The Storm Sister (Book 2) | |
| The Shadow Sister (Book 3) | |
| The Midnight Rose | |
| The Pearl Sister (Book 4) | |
| The Moon Sister (Book 5) | |
| The Sun Sister (Book 6) May 2020 |
Hungary
| Publishers | Book Titles |
|---|---|
| General Press | Fény az ablak mögött |
| A meredély szélén | |
| Éjféli rózsa | |
| A hét nővér (Book 1) | |
| Vilharnővér (Book 2) | |
| Árnyéknővér (Book 3) | |
| Gyöngynõvér (Book 4) | |
| Angyalfa | |
| Holdnővér (Book 5) | |
| A szerelmes levél | |
| Napnővér (Book 6) April 2020 |
Ireland
| Publishers | Book Titles |
|---|---|
| Penguin | Hothouse Flower |
| The Girl on the Cliff | |
| Pan Macmillan | The Light Behind the Window |
| The Midnight Rose | |
| The Italian Girl | |
| The Seven Sisters (Book 1) | |
| The Storm Sister (Book 2) | |
| The Angel Tree | |
| The Olive Tree | |
| The Shadow Sister (Book 3) | |
| The Pearl Sister (Book 4) | |
| The Love Letter | |
| The Moon Sister (Book 5) | |
| The Butterfly Room | |
| The Sun Sister (Book 6) |
Israel
| Publishers | Book Titles |
|---|---|
| Keter Books | Hothouse Flower |
| The Seven Sisters (Book 1) | |
| The Storm Sister (Book 2) February 2020 |
Italy
| Publishers | Book Titles |
|---|---|
| Giunti | Il Giardino degli Incrontri Segreti |
| La Luce alla Finestra | |
| Il Segreto della Bambina sulla Scogliera | |
| Il Profumo della Rosa di Mezzanotte | |
| Le Sette Sorelle (Book 1) | |
| L’Angelo di Marchmont Hall | |
| Ally nella Tempesta (Book 2) | |
| Il Segreto di Helena | |
| La Ragazza nell’ombra (Book 3) | |
| La Ragazza Italiana | |
| La Ragazza delle Perle (Book 4) | |
| La lettera d’amore | |
| La ragazza della luna (Book 5) | |
| La stanza delle farfalle | |
| La ragazza del sole (Book 6) |
Japan
| Publishers | Book Titles |
|---|---|
| Tokyo Sogensha | The Seven Sisters (Book 1) |
| The Storm Sister (Book 2) |
Latvia
| Publishers | Book Titles |
|---|---|
| Apgads Zvaigzne ABC | Orchideju Nams |
| Lavandu Dãrzs | |
| Meitene uz Kraujas | |
| Pusnakts Roze | |
| Septinas Masas (Book 1) | |
| Vetru masa (Book 2) | |
| Ènu māsa (Book 3) | |
| Olívkoks | |
| Pērļ māsa (Book 4) | |
| Itāļu meitene | |
| Mēness māsa (Book 5) | |
| Eņğeļkoks | |
| The Sun Sister (Book 6) 2020 |
Lithuania
| Publishers | Book Titles | |
|---|---|---|
| Tyto Alba | Orchidej Namai | |
| Mergait ant jros skardio | ||
| Levandu Sodas | ||
| Vidurnakcio Roze | ||
| Septynios Seserys (Book 1) | ||
| Audr Sesuo (Book 2) | ||
| Šešėlio Sesuo (Book 3) | ||
| Perlų Sesuo (Book 4) | ||
| Helenos paslaptis | ||
| Mėnulio Sesuo (Book 5) | ||
| Mergina iš Italijos | ||
| Angelų Medis | ||
| Drugelių kambarys March 2020 |
Macedonia
| Publishers | Book Titles |
|---|---|
| Matica Makedonska | The Midnight Rose |
| The Girl on the Cliff | |
| The Light Behind The Window | |
| Hothouse Flower | |
| The Angel Tree | |
| The Seven Sisters (Book 1) | |
| The Storm Sister (Book 2 ) | |
| The Shadow Sister (Book 3) | |
| The Pearl Sister (Book 4) | |
| The Moon Sister (Book 5) | |
| The Olive Tree | |
| The Sun Sister (Book 6) January 2020 |
Netherlands
| Publishers | Book Titles |
|---|---|
| Xander Uitgevers | De Zeven Zussen (Book 1) |
| De Zeven Zussen Storm (Book 2) | |
| De Zeven Zussen Schaduw (Book 3) | |
| De Lavendeltuin | |
| De Zeven Zussen Parel (Book 4) | |
| De nachtroos | |
| De orchideeëntuin | |
| De Zeven Zussen Maan (Book 5) | |
| De Olijfboom | |
| Het meisje op de rots | |
| Het Italiaanse Meisje | |
| De Zeven Zussen Zon (Book 6) 18 February 2020 |
New Zealand
| Publishers | Book Titles |
|---|---|
| Penguin | Hothouse Flower |
| The Girl on the Cliff | |
| Pan Macmillan | The Light Behind the Window |
| The Midnight Rose | |
| The Italian Girl | |
| The Seven Sisters (Book 1) | |
| The Storm Sister (Book 2) | |
| The Angel Tree | |
| The Olive Tree | |
| The Shadow Sister (Book 3) | |
| The Pearl Sister (Book 4) | |
| The Love Letter | |
| The Moon Sister (Book 5) | |
| The Butterfly Room | |
| The Sun Sister (Book 6) |
Norway
| Publishers | Book Titles |
|---|---|
| Cappelen Damm | Orkideens Hemmelighet |
| Lavendelhagen | |
| Midnattrosen | |
| Den Italienske Jenta | |
| De syv søstre | |
| Engletreet | |
| Stormens Søstre | |
| Helenas hemmelighet | |
| Skyggesøsteren (Book 3) | |
| Kjærlighebrevet | |
| Perlesøsteren (Book 4) | |
| Månesøsteren (Book 5) | |
| Sommerfuglrommet | |
| Solsøsteren (Book 6) |
Poland
| Publishers | Book Titles |
|---|---|
| Albatros | Dom Orchidei |
| Dzeiewczyna na Klifie | |
| Tajemnice Zamku | |
| Róza Pónocy | |
| Siedem Sióstr (Book 1) | |
| Siostra Burzy (Book 2) | |
| Siostra Cienia (Book 3) | |
| Sekret Listu | |
| Siostra Perły (Book 4) | |
| Drzewo anioła | |
| Siostra księżyca (Book 5) | |
| Sekret Heleny | |
| Pokój Motyli | |
| The Sun Sister (Book 6) April/May 2020 |
Portugal
| Publishers | Book Titles |
|---|---|
| ASA | A Menina na Falésa |
| Uma espia no meu Passado | |
| Zero a Oito | As sete Irmãs (Book 1) |
| A irmã da tempestade (Book 2) | |
| O Segredo de Helena | |
| A irmã da sombre – volume 1 (Book 3) |
|
| A irmã da sombre – volume 2 (Book 3) |
Romania
| Publishers | Book Titles | |
|---|---|---|
| Grup Media Litera | Secretul orhideei | |
| Secretul Helenei | ||
| Trandafirul nopţii | ||
| Cele Şapte Surori (Book 1) | ||
| Sora furtună (Book 2) | ||
| Grădina cu lavandă | ||
| Îngerul de la Marchmont Hall 5th March 2020 |
Russia
| Publishers | Book Titles |
|---|---|
| AST | The Girl on the Cliff |
| Hothouse Flower | |
| Eksmo Publishing | The Seven Sisters (Book 1) |
| The Storm Sister (Book 2) March 2020 |
Serbia
| Publishers | Book Titles |
|---|---|
| Laguna | Kuca Orhidja |
| Devojcica na Litici | |
| Ponocna ruza | |
| Svalto u prozom | |
| Sedam Sestara (Book 1) | |
| Olujna Sestra (Book 2) | |
| Sestra iz senke (Book 3) | |
| Biserna Sestra (Book 4) | |
| Mesečeva Sestra (Book 5) | |
| U senci masline | |
| Anđeosko drvo | |
| The Sun Sister (Book 6) April 2020 |
Slovakia
| Publisher | Book Title |
|---|---|
| Vydavatel’stvo Tatran | Sedem Sestier (Book 1) |
| Búrková Sestra (Book 2) | |
| Tieňová Sestra (Book 3) March 2020 | |
| Perlová Sestra (Book 4) June 2020 |
Slovenia
| Publishers | Book Titles |
|---|---|
| Ucilia | Hisa orchidej |
| Dekle na pecini |
South Africa
| Publishers | Book Titles |
|---|---|
| Penguin | Hothouse Flower |
| The Girl on the Cliff | |
| Pan Macmillan | The Light Behind the Window |
| The Midnight Rose | |
| The Italian Girl | |
| The Seven Sisters (Book 1) | |
| The Storm Sister (Book 2) | |
| The Angel Tree | |
| The Olive Tree | |
| The Shadow Sister (Book 3) | |
| The Pearl Sister (Book 4) | |
| The Love Letter | |
| The Moon Sister (Book 5) | |
| The Butterfly Room | |
| The Sun Sister (Book 6) |
Spain
| Publishers | Book Titles |
|---|---|
| Random House | El Secreto de la Orquidea |
| La Joven del Acantilado | |
| La Rosa de Medianoche | |
| Las Siete Hermanas (Book 1) | |
| La Hermana Tormenta (Book 2) | |
| La hermana sombra (Book 3) | |
| La Hermana Perla (Book 4) | |
| La luz tras la ventana | |
| Las raíces del Ángel | |
| La Hermana Luna (Book 5) | |
| El secreto de Helena | |
|
La carta olvidada |
|
| The Sun Sister (Book 6) May 2020 |
Sri Lanka
| Publishers | Book Titles |
|---|---|
| Agahas Publishers | The Midnight Rose |
Sweden
| Publishers | Book Titles |
|---|---|
| Bazar Forlag | Midnattsrosen |
| De Sju Systrarna (Book 1) | |
| Stormsystern (Book 2) | |
| Skuggsystern (Book 3) | |
| Pärlsystern (Book 4) | |
| Månsystern (Book 5) | |
| The Butterfly Room May 2020 |
Turkey
| Publishers | Book Titles |
|---|---|
| Pegusus | Orkide Evi |
| The Girl On the Cliff | |
| Yedi Kiz Kardeş (Book 1) | |
| The Storm Sister (Book 2) 2019 |
United Kingdom & Commonwealth
| Publishers | Book Titles |
|---|---|
| Penguin | Hothouse Flower |
| The Girl on the Cliff | |
| Pan Macmillan | The Light Behind the Window |
| The Midnight Rose | |
| The Italian Girl | |
| The Seven Sisters (Book 1) | |
| The Storm Sister (Book 2) | |
| The Angel Tree | |
| The Olive Tree | |
| The Shadow Sister (Book 3) | |
| The Pearl Sister (Book 4) | |
| The Love Letter | |
| The Moon Sister (Book 5) | |
| The Butterfly Room | |
| The Sun Sister (Book 6) |
Ukraine
| Publishers | Book Titles |
|---|---|
| Vivat Publishing Ltd | Hothouse Flower |
United States
| Publishers | Book Titles |
|---|---|
| Simon & Schuster | The Orchid House |
| The Girl on the Cliff | |
| The Lavender Garden | |
| The Midnight Rose | |
| The Seven Sisters (Book 1) | |
| The Storm Sister (Book 2) | |
| The Shadow Sister (Book 3) | |
| The Pearl Sister (Book 4) | |
| The Moon Sister (Book 5) | |
| The Royal Secret | |
| The Sun Sister (Book 6) 19 May 2020 | |
| Pan Macmillan UK | The Angel Tree |
| The Olive Tree | |
| Pleaides Publishing | The Italian Girl (ebook only) |
 |  |  |  |