For those seeking the refined look of boxwood with the added benefits of a native, disease-resistant plant, Strongbox® Inkberry Holly is the answer. This compact evergreen forms a naturally squat, rounded shape with dense branching that extends right to the ground, offering year-round structure and lush texture.
Its deep green foliage remains vibrant throughout the seasons, providing a polished, low-maintenance option for hedges, borders, and foundation plantings. As a North American native, Strongbox® is exceptionally adaptable and resilient—thriving in a variety of soil conditions while supporting local ecosystems.
Durable, handsome, and versatile, Strongbox® delivers the timeless appeal of boxwood with improved performance and ecological value.
- 2-3 feet tall and wide at maturity
- Hardy in zones 5-9, be sure to check your USDA zone to ensure success
- Plant in part to full sun (4+ hours daily)
- Space plants 2-3 feet apart for best results
- Maintains glossy dark green foliage year-round
- Resists deer
- Great for borders, containers, hedges, edges, landscapes, mass planting or as a focal point
- Native to North America, fall and winter interest, salt tolerant, foliage interest
Care: Fertilize with Proven Winners Continuous Release Plant Food in spring and mid summer. Little to no pruning is needed; remove select branches to shape or manage growth if necessary.
Pollination: This is a female variety. Plant near a male varieties like Squeeze Box® if you want berries.
Shipping Info:
- Enjoy free shipping on orders over $125
- Size at shipping varies by the season and plant
- Quart shrubs are 5-8" tall at shipment
- 1-Gallon shrubs are 6-24" tall at shipment
- Shrubs ship dormant November through April
