Tropica Utricularia graminifolia Live Aquarium Plant - in Vitro Tissue Culture 1-2-Grow! Utricularia graminifolia In Vitro Tissue Culture Live Aquarium Plant Great for foreground zones. Grown through clean Tissue Culture process - No Pests. Several plants per cup (Approximately 2 inches in diameter). UPC/EAN 5703249849229