There are many cultivars available with some suitable for rockeries.

Cultivars
'Adpressa'
This female tree grows to 6m (20ft) with a dense spreading habit. The leaves are shorter and pointed.

'Aurea'
This small tree is upright with a reddish trunk and spreading branches that form a dense rounded habit. It has golden yellow foliage when young that becomes dark green as the plant matures. 

'Dovastoniana'	 West Felton Yew
This tree is upright with a red-brown trunk and ascending branches that form a compact rounded habit to ground level. The pendant branchlets have dark green linear leaves and the tree is grown as a specimen in cool climates.

'Dovastoniana Aurea'
This female tree grows to 5m (15ft) with a dense spreading habit with pendant branchlets. The leaves are yellow margined and form on yellow shoots.

'Fastigata' 	Florence Court Yew, Irish Yew
This female tree grows to 10m (30ft) with ascending branches that form a compact columnar habit and produces dull green needle-like foliage. It is planted as a lawn or entrance specimen and is suitable for temperate climates.

'Fastigiata aurea'
This female tree grows to 3m (10ft) with a dense habit. The variegated leaves have yellowish patches.

'Repandens'
This female shrub grows to 60cm (24in) with a prostrate habit forming a dense mound and forms no leader. 

'Repens Aurea'
This female shrub grows to 1.5m (5ft) high and up to 1m (3ft) wide. The leaves are yellow margined and form on yellow shoots. It is commonly grown as a ground cover.

'Semperaurea'
This upright shrub has ascending branches that form a spreading to rounded habit with golden-yellow foliage. It is planted in low borders in small gardens.
 
'Standishii'
This miniature female shrub grows to 1.5m (5ft) with a narrow columnar habit and produces golden yellow leaves.