Jack(Artocarpus heterophyllus.); Moraceae

Velipala, Singapore, Hybrid jack, Panruti selection, Thanjavur jack, Burliar 1, PLR 1
and PLR (J) 2 and PPI 1.

Deep well drained soil is necessary. Soil pH around 5.5 at the time of planting is
desirable. Otherwise treat the soil with 1% Aluminium sulphate in the pit to reduce the pH.
Comes up well in the plains and upto an elevation of 1200 m.

Softwood grafting approach grafting method: Large scale propagation of jack can be
done by cleft grafting during July – August on 4 month old seedling rootstock

Dig pits of 1 m x 1 m x 1 m in size. Fill up the pits with top soil mixed with 10 kg of
FYM and 1 kg of neem cake per pit. Plant preferably grafts during June – December at 8 x 8
m spacing.

Once in a week till the plant is established. Thereafter irrigate as and when

o be applied in two splits during May – June and September – October.
Manures &
1 year old
Annual Increase
year and
above (kg)
FYM 10.00
10.00 50.00
N 0.15
0.15 0.75
P 0.08
0.08 0.40
K 0.10
0.10 0.50

Spittle bug  Spread yellow sticky sheets to trap bugs (3ftx2ft)
 Methyl demeton 25 EC 2 ml / lit.
 Quinalphos 1.5 % D

Rhizopus rot
 Spray 1 % Bordeaux mixture or copper oxychloride @ 2.5 g/l three times at 15 days

Yield commences from 5
th year in grafts and 8
th year in seedling trees. Harvest during

30-40 t / ha

Growing Districts: Cuddalore, Kanyakumari, Dindigul, Pudukottai,Namakkal, Tirunelveli, Nilgiris
Major Markets in Tamil Nadu: Panruti, Coimbatore
Preferred Varieties and Hybrids: PLR 1 and Local