general - bare root shrubs - root balled shrubs - cell grown shrubs - container grown shrubs (height) - container grown shrubs (spread)
Low/compact : Height or spread in cm |
|||||||
10-15 15-20 20-25 25-30 |
30-40 40-50 50-60 60-70 |
70-80 80-100 100-125 125-150
|
150-175 175-200 200-225 225-250
|
e.g. Cotoneaster 'Coral Beauty'; Genista lydia; Potentilla 'Elizabeth' |
|||
above 250 in 50 cm steps, above 400 in 100 cm steps.
|
|||||||
Medium : Height or spread in cm |
|||||||
15-20 20-30 30-40 |
40-60 60-80 80-100 |
100-125 125-150 150-175
|
175-200 200-225 225-250 |
e.g. Berberis thunbergii, Cytisus scoparius; Escallonia 'Slieve Donard'; Euonymus alatus |
|||
above 250 in 50 cm steps, above 400 in 100 cm steps.
|
|||||||
Vigorous : Height or spread in cm |
|||||||
20-30 30-40
|
40-60 60-100 |
100-150 150-200 |
200-250 250-300 300-400 |
e.g. Cotoneaster 'Cornubia'; Elaeagnus x ebbingei; Hippophae rhamnoides; Hydrangea paniculata |
|||
above 400 in 100 cm. steps.
|
|||||||
Ground cover : Spread in cm |
|||||||
10-15 15-20 |
20-(25) (25)-30 |
30-40 40-50 |
50-60 60-80 |
e.g. Ceanothus thyrsiflorus repens; Cotoneaster dammeri; Euonymus fortunei cvs. |
|||
|
Additional factors: |
For genus Rhododendron the following grades apply:
|
||||
10-15 15-20 20-25 |
25-30 30-40 40-50 |
50-60 60-70 70-80 |
80-90 90-100 100-120 |
|
Vigorous : Height
or spread in cm. |
||||
30-40 40-50 50-60 60-70 |
70-80 80-90 90-100 100-120 |
120-140 140-160 160-180 180-200 |
200-225 225-250 250-275 275-300 |
|
above 300 in 50 cm steps.
|
||||
Deciduous azaleas : Height in cm. |
||||
30-40 40-50 50-60 |
60-70 70-80 80-100 |
100-125 125-150 150-175 |
175-200 200-250 250-300 |
|
Japanese azaleas : Spread in cm. |
||||
15-20 20-25 25-30 |
30-40 40-50 50-60 |
60-70 70-80 80-90 |
90-100 100-120 120-140 |