Native Gardeners Broadleaf Arrowhead

This plant is quite hardy and thrives in USDA hardiness zones 5 through 10. It is a robust perennial that will return year after year across most of North America, provided it has access to consistent moisture.

Broadleaf Arrowhead is a marginal aquatic plant, meaning it prefers shallow water. Plant it in water that is between 0 and 6 inches deep, or along the muddy, saturated banks of your water feature.

Yes, the tubers are starchy and edible, historically harvested by Indigenous peoples and wildlife alike. If you plan to forage them for human consumption, ensure your water source is clean and free of pollutants or chemical runoff.

Broadleaf Arrowhead is a vigorous grower and can spread over time. If you have a smaller pond, consider planting it in a container submerged in the water to help contain its root system and manage its spread.

For the best results and the most prolific flowering, you should place it in a spot that receives full sun. While it may tolerate partial shade, you will likely see fewer blooms and less vigorous growth.

Because it is a native species, it is excellent for supporting local biodiversity. It provides essential habitat for aquatic insects and amphibians, while the tubers and seeds serve as a high-energy food source for waterfowl and other wetland wildlife.