80-90 days to maturity. Luffa acutangula ’Buab Moom’. Buab Moom Gourd Seeds. Non-GMO, warm-season, annual, hybrid. This hybrid ridge gourd is highly productive and vigorous. The fruit is green in color, growing up to 19 inches in length and 2 inches in diameter. The gourds weigh approximately 0.5 lb. To fully mature, Luffa gourds demand a lengthy growing season. Let the gourds dry on the plant to grow your sponge! Try growing over an arched trellis for visual appeal.Approx 200 seeds / oz.