Shipping: Australia: $61.00 (more destinations) Condition: Brand new. Tweet. Description; Mashua produces incredible colorful tubers. Roots are eaten as potatoes. Offer is for 2 plant cuttings, available now. It is simple to grow in sun or semi-shade as long as the potato like tubers are kept dry in summer. Tropaeolum tuberosum . Details. Tropaeolum tricolorum Posted on June 9, 2012 by stephenryan in Climbing plants, Collector Plants, herbaceous climbers. Tropaeolum tuberosum is a perennial Climber found in areas such as S. America - Peru, Bolivia. Tropaeolum we recognise as T.majus which is the common annual Nasturtium illustrated in the central image. A member of the Tropaeolaceae family, Tropaeolum tuberTropaeolum tuberosum is a perennial Climber found in areas such as S. America - Peru, Bolivia. The plant will get the attention of your friends. A member of the Tropaeolaceae family, Tropaeolum tuberosum Ruiz.&Pav is also known by its common name of. This cute as a button herbaceous perennial winter growing climber always gets a response from those that don’t know it. Mashua Tubers – Tropaeolum tuberosum Mashua Tubers – Tropaeolum tuberosum are a vigorous and edible tuberous rooted nasturtium.Mashua produces Tubers in abundance when earthed up. Mashua tubers, 2 plant cuttings (Tropaeolum tuberosum) 4 available. Tropaeolum tuberosum Ken Aslet on the other hand is a day-neutral form thus it flowers earlier and peaks sooner, and you can expect lovely, large yellow and red-orange, “Nasturtium” blooms, from early summer onwards. There is also a lesser known, and lovely perennial variety called T. speciosum whose major fault in the plant world is having an unpronounceable name, but is a great climber.