The botanical name of Chrysanthemum is Dendranthema grandiflora. Tzeuleu; it's a commercial flower of the family Asteraceae
Varieties: CO 1, CO 2 and MDU 1.
Soil: Well drained red loamy soils.
Propagation and planting: 1,11,000 suckers obtained from 15 cents of the previous crop are required to plant 1 ha. Dip the roots of the suckers in Carbendazim 1 g in 1lit to protect against wilt. The suckers are planted during June - July at 30 x 30 cm spacing on one side of the ridges.
Pinching once in 4 weeks after planting to induce more branching.
Irrigation: Twice a week in the first month and subsequently at weekly intervals.
Manuring: FYM 25 t/ha + 125:120:25 kg NPK/ha, half of the N and the entire dose of P and K are to be applied basal just before planting. The other half of N is to be applied 30 days after planting the suckers. The same dose has to be repeated if a ratoon crop is allowed in December.
Spray GA at 50 ppm 30, 45 and 60 days after planting to increase the flower yield.
Plant protection
Pests: Thrips, Aphids and leaf eating caterpillars
Spray monocrotophos 36 WSC 2 ml/lit.
Diseases
Root rot: Drench the soil around the plants with Copper oxychloride 2.5 g/lit.
Leaf spot: Spray Mancozeb 2 g/lit.
Duration: 6 - 8 months for plant crop and 4 months for ratoon crops.
Harvest: Pick the flowers from 3rd month onwards at 4 days intervals.
Yield:
20 t/ha from plant crop.
10 t/ha from ratoon crop
