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As summer approaches, we must limit our stock of plants available for online purchase. Please visit your local garden center or consider pre-ordering for 2023, available later this year.

Oak Leaf Acanthus

Acanthus mollis 'Oak Leaf'

Eye-catching structural element for partially shaded borders or background plantings. Grow for the large, lustrous, oak leaf-shaped foliage alone or enjoy the tall spires of lilac-tinged white flowers. Very tolerant of dry shade conditions when established. An herbaceous perennial.
There are very few rules in gardening, but perhaps the most important one is to work within your zone. Choosing plants that grow and thrive in your particular climate is the very first step toward having a beautiful garden . Learn More

Your climate might be too cold for this plant:


Filtered sun, Partial shade

Water regularly - weekly, or more often in extreme heat.


Due to the seasonal nature of plants, availability at your local garden center is not guaranteed. Give them a call before visiting.

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Botanical Pronunciationa-KANTH-us MAW-liss
Average Size at MaturityQuickly reaches 4 ft. tall and wide, or wider.
Bloom TimeSpring
Design IdeasPlant alongside paths where its dramatic, tropical looking leaves can be seen up close. For relief from the garden's many small, busy green leaves, or as a backdrop to brightly colored perennials and low-flowering shrubs, this Acanthus is unequaled.
Deciduous/ EvergreenHerbaceous
Flower AttributeFlowers for Cutting, Showy Flowers
Flower ColorWhite
Foliage ColorGreen
Garden StyleCottage, Tropical
Growth HabitSpreading
Growth RateFast
Landscape UseBorder, Firescaping/Firewise, Mass Planting, Specimen, Woodland Garden, Cutting Garden, Dry Shade
Light NeedsFiltered sun, Partial shade
Soil NeedsAll-Purpose Plant Food
Special FeatureClump Forming, Easy Care, Gift Plant, Naturalizes Well, Fast Growing
Water NeedsModerate
Watering NeedsWater regularly - weekly, or more often in extreme heat.
Companion PlantsCoral Bells (Heuchera); Jacob's Ladder (Polemonium); Mukdenia (Mukdenia); Hosta (Hosta); Japanese Forest Grass (Hakenochloa); Himalayan Birch (Betula utilis)

Easily grown in average, evenly moist, well-drained soil. Protect from harsh afternoon sun. Spreads by creeping roots; use a root barrier to contain. Water deeply, regularly during the first growing season to establish an extensive root system. Remove old foliage as new growth appears in early spring. Clip flower stalks after bloom.

This Plant's Growing Zones: 6-11

USDA Cold Hardiness Zone Map

Your USDA Cold Hardiness Zone:

Your climate may be too cold for this plant