That sofisticated plant difficult to grow with coconut ,at the fluking coconut Vanila vines may be dammage. Its useless to damage the soil why 1. When the vine undr the soil or compost get yellowish and wrot at the dry season due to osmosis . 2. Better to keep the soil microbs as it is ,nurishing them by adding digested coconut husk like organic matters . 3 Being an orchid the vines just covered by deteriorating organic matters only ,not the soil or raw leaves. The new farmers discorage when they face the real situ that the Agri officers doesnt touch. You better to come to the field ,vigilant to the world vanila cultivation context .