πΉ Rose
Important point about cultivation of rose
- Botanical Name: Rosa spp.
- Family: Rosaceae
- Origin:
India
(Northern hemisphere) - King of flowers, National flower of England, Iran, UK.
- Symbol of beauty, to convey message of love.
- Best time for planting: End of September middle of October.
- Spacing between H.T. roses: 75 cm, Floribunda: 60 cm
- Commercial method of propagation:
T or shield budding
- Best time for budding: November to February
- Rootstock:
- Rosa multiflora (Edward rose) - most commonly used rootstock of western India.
- Rosa indica var odorata β most commonly used rootstock in North India.
- Fruit of rose:
Rose hip
AFO-2021 – black in colour, berry type (good source of Vit-C) - Rose seed β Acenes
- B.K. Roy Choudhary: 1st Indian Rose breeder who raised variety Dr. S.D. Mukherjee in 1935.
- B.S. Bhattachadee (Father of Rose breeding) was fine rose breeder, evoluted variety - Ramkrishnadev.
- Dr. B.P. Pal evolved 1st rose variety - Rose Sherbat.
- Bud union is most susceptible to low temperature than any other part of Rose.
- Winter chilling is necessary in flower bud formation in Rosa damascena.
- Most of varieties take about 60-65 days for blooming after pruning.
- Preservative solution: 1-3% sugar - 100-200 PPM HQC.
- In cut rose minimum wase life should be 12 days.
- Oil percentage in Rosa damascene is 0.03%.
- Green house condition
- Day temperature 25 Β°C
- Night temperature 16 Β°C
- CO2: 1000-3000 PPM.
- Topaz: Best control over powdery mildew of rose.
- To increase shelf lifeβ Pulsing treatment is done.
- Hosur in TN ranks 2nd in the world for raising the roses.
- Pruningβ technical aspect of rose breeding.
- Most costly oilβ Rose oil
- Miniature roses– resistant to pest and diseases.
- Limp neckβ Rose disorder
- Thornless variety of rose β
Suchitra
,Pusa mohit
- Ruse spp. having four florets: Rosa sericia
- Rose spp. from which yellow colour is extracted: Rose foetida
- Madien type rose: Does not require pruning.
- Flowering in hybrid tea roses: 42 days after pruning.
- Flowering in Floribundas 45 days after pruning.
- Commercial life of rose is 8 years.
- Blue pigmentation in rose is due to Delphinine.
- Blue colour rose variety is Samba.
- Major problem in rose breeding is seed setting.
Gulkand
is prepared by mixing petal and sugar in1 : 1 ratio
.- Bluing of rose petals is due to accumulation of ammonia.
Varieties
- Grand gala: thornless variety (Popular thornless root stock)
- First Red: Mostly grown in green houses.
- Kiss
- Black magic
- Yellow river
- Konfetti
- Starlite
- Hollywood
- Vivaldi
- Frisco
- Botanical Name: Rosa spp.
- Family: Rosaceae
- Origin:
India
(Northern hemisphere) - King of flowers, National flower of England, Iran, UK.
- Symbol of beauty, to convey message of love.
- Best time for planting: End of September middle of October.
- Spacing between H.T. roses: 75 cm, Floribunda: 60 cm
- Commercial method of propagation:
T or shield budding
- Best time for budding: November to February
- Rootstock:
- Rosa multiflora (Edward rose) - most commonly used rootstock of western India.
- Rosa indica var odorata β most commonly used rootstock in North India.
- Fruit of rose:
Rose hip
AFO-2021 – black in colour, berry type (good source of Vit-C) - Rose seed β Acenes
- B.K. Roy Choudhary: 1st Indian Rose breeder who raised variety Dr. S.D. Mukherjee in 1935.
- B.S. Bhattachadee (Father of Rose β¦
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