SECTION B - Derry City Council

o With well developed and equally balanced growth, complete with bamboo cane
frame to maintain shape.
o Overall height 4.0m plus
219 EXTRA HEAVY STANDARD TREES
o To be container grown (bare rooted plant material will not be acceptable by the
client) with 1.8 – 2.5 m clear stemmed, girth at 1.0m a.g.l. 18 - 20cms
o All trees shall be well grown, healthy, well established nursery transplants of
good form, free from defects, furnished with a fibrous root system exactly true to
name as specified and open ground grown unless otherwise detailed.
o Transplants shall have been transplanted or undercut at least once and shall
have a minimum number of brakes in the lower third of the main stem
o To be pruned back where necessary (depending on species) to achieve a
sturdy, well balanced, bushy plant.
o Overall height 4.5 – 5.0m plus
220 STANDARD TREES
o To be container grown standard trees (bare rooted plant material will not be
acceptable by the client) with 1.8m clear stemmed, girth at 1.0m a.g.l. 8-10cms;
overall height 2.75 -3.0m, planted with double stake and timber cross brace
o All trees shall be well grown, healthy, well established nursery transplants of
good form, free from defects, furnished with a fibrous root system exactly true to
name as specified and open ground grown unless otherwise detailed.
o Transplants shall have been transplanted or undercut at least once and shall
have a minimum number of brakes in the lower third of the main stem
221 SPECIMEN ROOTBALLED YEWS
o To be rootballed or container grown if 2.5 -3.0 m in height min 5 times
transplanted with well developed and even branch system all around the plant
o All trees shall be well grown, healthy, well established nursery transplants of
good form, free from defects, furnished with a fibrous root system exactly true to
name as specified and open ground grown unless otherwise detailed.
222 CONTAINER GROWN PLANTS/ TREES
o Growing medium: With adequate nutrients for plants to thrive until permanently
planted.
o Plants: Centred in containers, firmed and well watered.
o Root growth: Substantially filling containers, but not root bound, and in a
condition conducive to successful transplanting.
o Hardiness: Grown in the open for at least two months before being supplied.
o Containers: With holes adequate for drainage when placed on any substrate
commonly used under irrigation systems.
o All whips, conifers, shrubs and climbers shall be well grown, bushy, healthy, well
established nursery transplants of good from hardy, free from defects, furnished
44