Highclere Holly growing with its native relative.
No interactions present.
There are many really good cultivars of the Highclere Holly. My favourite is I.x altaclerensis 'Lawsoniana' which has dark green leaves splashed with gold and lighter green in the centre of the leaf. Amazing plant in winter, it's so bright!
David J Trevan
Lat/Lng: 53.3645, -2.3319
OS grid ref: SJ780853