About Sum and Substance Hosta

Massive chartreuse leaves create a stunning, bold presence from late spring through summer. This shade-tolerant giant thrives in USDA zones 3-9 and resists deer damage effortlessly.

Growing Zones

Sum and Substance Hosta (Hosta 'Sum and Substance') grows in USDA Hardiness Zones 3–9. It thrives in part shade and reaches 2–4 feet tall.

Is Sum and Substance Hosta Safe for Dogs?

Sum and Substance Hosta is not listed as toxic to dogs by the ASPCA. Always consult your veterinarian. ASPCA Animal Poison Control: (888) 426-4435.

Is Sum and Substance Hosta Safe for Cats?

Sum and Substance Hosta is not listed as toxic to cats by the ASPCA. Always consult your veterinarian. ASPCA Animal Poison Control: (888) 426-4435.

Is Sum and Substance Hosta Deer Resistant?

Sum and Substance Hosta is not rated as highly deer resistant and may be browsed by deer, especially when young or in areas with high deer pressure.

Does Sum and Substance Hosta Attract Pollinators?

Sum and Substance Hosta attracts bees and pollinators and hummingbirds, making it an excellent choice for pollinator gardens.

How to Care for Sum and Substance Hosta

Sum and Substance Hosta grows best in part shade with medium water needs. Plant in USDA Hardiness Zones 3–9 for best results. Prune after flowering to maintain shape and encourage repeat blooms.