Ilex aquifolium ‘Amber’ – An unusual female form of English holly with unique amber to deep apricot berries, a nice change from the traditional red. This RHS Award of Garden Merit winner also features glossy bright green leaves that are smooth-edged, with very few spines. ‘Amber’ has a naturally pyramidal form and grows slowly to 20′ tall. Hardy to zone 7.
Ilex aquifolium ‘Ferox Argentea’ – The prickly Hedgehog Holly is a great choice for impenetrable hedges (to 5′) or containers where plants seem to go missing, as it is well armed. The 1.5″ long leaves have creamy-white margins and spines clustered on the margins and upper leaf surface. This RHS Award of Garden Merit winner has purplish young stems and grows to 15’+ high. Zone 7.
Ilex x meserveae BLUE PRINCESS(syn. ‘Conapri’) – This hybrid of Ilex aquifolium and Ilex rugosa (native of Japan) is hardier than English holly and tolerates heavier soils. BLUE PRINCESS features abundant red berries and spined bluish-green leaves on purple stems. This female cultivar can be pollinated by BLUE PRINCE and grows 10-15′ high. Hardy to zone 5.
Ilex aquifolium ‘Golden Queen’ (syn. ‘Aurea Regina’) – A bit of a misnomer as ‘Golden Queen’ is actually a male cultivar. This RHS Award of Garden Merit winner features 2.5 to 3″ long glossy green spined leaves with generous golden-yellow margins. It is a good foliage plant to have around for Christmas decorating and table arrangements. Grows to 30′ high and hardy to zone 6.
Ilex x altaclerensis ‘Wilsonii’ (syn. Ilex altaclarensis) – A cross of Ilex aquifolium and Ilex perado which has produced bushes with fewer spines than English holly. ‘Wilsonii’ is a vigorous female cultivar with large red berries and 4″ long glossy green foliage. It tends to hold its foliage at ground level and prefers protection from cold winter winds. Grows 15-20′ high. Hardy to zone 7.