Crude palm oil futures for March declined by Rs 1.40, or 0.3%, to Rs 458.70 per 10 kg in 110 lots.At the Multi Commodity Exchange (MCX), the February contract shed Rs 1.30 or 0.28%, to Rs 449.00 per 10 kg in 170 lots.Prices weakened as speculators offloaded their positions, amid a subdued spot demand.