Helianthus Cuba is one of the smallest aquarium plants. Externally, this plant is a miniature heliantus of Microdevices (Hemianthus micranthemoides). Leaf size – 1-2mm, about the same length of internodes. Because of its size heliantus Cuba has gained huge popularity among aquarium designers. If in normal aquariums with Helianthus Cuba still competes glossostigma, the nano cube aquarium to Helianthus no competition among ground cover aquarium plants.