P. deltoides x nigra 'Italica'. Broadly columnar, deciduous. Vigorous, popular in colder areas, quickly develops rough bark to deter cattle. Crown narrower on drier hill sites, used with Veronese in eastern regions. Cuttings 40cm, Rooted topped @ 1m.

Commercial release of a new hybrid 'Chiba' P. maximowiczii x fastigiate P. nigra (backcross). Developed by Allan Wilkinson, it has a narrow fastigiate form to replace the rust infected Lombardy poplar. 'Chiba' refers to Dr. Shigeru Chiba of the Japanese Oji Pulp & Paper Company which supplied the P. maximowiczii parent that is unpalatable to rabbits and possums. Leaves develop yellow autumn colour in May and remain rust free. Cuttings 40cm, Rooted topped @ 1m.

P. maximowiczii from Hokkaido x fastigiate P. nigra from Turkey (not Lombardy). Straight stemmed, narrow crown, light branching, good for pruning, disease & possum resistance. Frost & wind tolerant, but not for coastal sites. Doing well in inland Canterbury. Wood density 336 kg/m3. Male clone, Cuttings 40cm, Rooted topped @ 1m.

P.maximowiczii from Hokkaido x fastigiate P. nigra from Turkey (not Lombardy). smooth barked, good disease and possum resistance. Good stem form & branching for pruning. Frost & wind tolerant but not suitable for coastal sites. Growing well in inland Canterbury. Wood density 313 kg/m3 Cuttings 40cm, Rooted topped @ 1m.