2. Common name – Geranium
Botanical name – Geranium graveolens
Family – Geraniaceae
Centre of origin – Cape
province of South Africa
Chromosome no. (2n) = 88
Economic part - Leaves
INTRODUCTION
3. Bushy aromatic plant .
Green when young
& turn brown with age .
Inflorescence is umbellate .
4. Used in cosmetics .
Geranium oil is used as
perfume .
Used in scenting of soaps, face
powder & cosmetics
5. Ideal soil is red lateritic soil .
Also cultivated in soil with pH of 5.5-8 .
Grows upto an altitude of 1000-2000m above
MSL , with an annual rainfall of 100-150 cm .
Temperature range between 5-23ºC gives a
good yield .
6. Vegetative method is the mode of propagation .
Herbaceous stem cuttings of 20cm length with 8-10
nodes are taken .
Cuttings are treated with IBA .
Cuttings are ready to be transplanted within 60
days.
7. Well decomposed FYM @ 10kg/ha is given .
As a basal dose 35kg SSP & 35kg MOP is
given .
2nd dose of 35kg ‘N’ is given 2 months after
the 1st application .
20kg of ZnSo4 & 10kg B is given for good
herbage
.
8. Leaf Blight – Causal Organism-Alternaria alternata
Control – treat the cuttings with 0.03%benlate
solution & growing marigold as an intercrop .
Root Knot Nematode – Causal Organism –
Meloidogyne incognita
Control-Application of aldicarb @ 20kg/ha .
1.
2.
9. Harvesting is done when leaves turn light
green .
Harvesting is done by cutting the terminal
portion of shoots consisting of 6-12 leaves .
3 harvests can be taken in a year .
25000 plants /ha yield around 15kg of oil.
10. The freshly harvested terminals are used
for distillation .
The planting material is staked near the
still for 12-24 hrs .
Oil is extracted by steam distillation
method .