What are the main differences between the white, yellow and blue lupin?
a. The protein/oil content, harvest dates, yield/acre & resistance to disease 9 Triticale is sown with white, yellow and blue lupin what&039s;the difference. a Their will more yield per acre when using a white lupin over the yellow and blue but the yellow and blue will be more suitable when sowing is later in the spring. A white needs to be sown earlier to get the plant to full maturity.