Study on Introduction Experiment of Colorful Leaves Plants in Zhumadian

Introduction experiment of 11 rarieties of colorful leaves plants were studied in Zhumadian.The results showed that in four species of ground cover,Photinia serru alta and Ligustrum japonicum'Howardii'had clear advantages on high-growth and crown-growth,followed by Lorpetalum Chinese Oliv.var.rubrum Yieh and Var.variegata D'ombr.Trachelospermum jasminoides Flame had the largest growth in three species of vine plants,followed by Vinca major Linn.cv.Variegata Loud and Lysimachia nummularia'Aurea'.Liquidambar formosana Hance grew faster in two species of ar-bors,whose average crown-growth had reached to 356.25%.It had a significant difference between Acer rubrum.Canna glauca L.and Red leaves Canna glauca L.grew normally compared with their growth in origin,and the difference of growth was not significant.