Here are eight i found
Eight trees made for containers
* Bristlecone pine (Pinus aristata); Sunset climate zones 1-6. Dense, rich green needles on a tree that grows slowly, rarely to more than 20 feet. Nursery-grown stock has a pleasing conical form. Coldhardy and drought-tolerant. One mail-order source is Forestfarm Nursery, 990 Tetherow Rd., Williams, OR 97544; (541) 846-7269 or www.forestfarm.com. Catalog $4; pines from $12.
* Dwarf Alberta spruce (Picea glauca 'Conica'); zones 1-6 and 14-17. This conifer with a pyramidal form and bright green, thickly set needles will reach 7 feet in 35 years. Protect it from hot, drying winds and intense reflected light.
* Holly (Ilex); zones vary by species. Glossy evergreen leaves, often with ruffled edges and prickly tips, sparkle in sunlight or rain. A number of small-scale varieties such as I. 'September Gem', I. fargesii, and I. altaclarensis 'Wilsonii' will live for years in containers. One good source for hollies is Heronswood Nursery, 7530 N.E. 288th St., Kingston, WA 98346; (360) 297-4172 or www.heronswood. com. Catalog $5; hollies from $6.
* Japanese maple (Acer palmatum); zones 1-10, 12, 14-24. This delicately scaled deciduous tree comes in many shapes and leaf and bark colors, but most grow slowly and seldom exceed 20 feet in height. For lacy foliage and drooping branches, look for laceleaf Japanese maple (A.p. 'Dissectum'); for deep red foliage and upright form, consider A.p. 'Burgundy Lace'; and for an upright plant with a rounded crown, try A.p. 'Globe'. Give any of them regular water and shelter from intense sunlight.
* Southern magnolia (M. grandiflora 'Little Gem'); zones 4-12, 14-24. This small evergreen magnolia grows slowly to 15 to 20 feet. Leaves are glossy, dark green on the top, covered with bright, rust-colored fuzz underneath. Give it full sun and protection from cold winter winds.
* Staghorn sumac (Rhus