Mr Maple Pinus strobus Sea Urchin

This is a slow-growing dwarf conifer that typically reaches about 2 feet in height and 3 feet in width after a decade. Its compact, cushion-like habit makes it ideal for tight spaces where you don't want a tree that will outgrow its spot.

Yes, for the best blue foliage color and to maintain that dense, tight growth habit, you should plant it in a location that receives full sun. While it can tolerate partial shade, you may notice the foliage color dulls and the plant becomes slightly less compact.

Absolutely. Because of its slow growth rate and compact size, 'Sea Urchin' is an excellent candidate for containers or troughs. Just ensure your pot has excellent drainage, as white pines do not like to sit in waterlogged soil.

Pinus strobus 'Sea Urchin' is quite hardy, thriving in USDA zones 3 through 8. It handles cold winters very well, but if you are in the warmer end of that range, ensure it has adequate moisture during the hottest summer months.

Generally, no. This cultivar naturally maintains its dense, cushion-like form on its own. You shouldn't need to prune it unless you want to remove any dead or damaged branches that might occur over time.