Little Adder Hyssop

General Information

Little Adder Hyssop is an ornamental perennial plant. It is moderate in size, reaching to 18 inches tall and wide. This plant will typically form as a compact clump of foliage, with flower spikes held above. The size and ornamental qualities make this plant great for a variety of areas. The leaves of the Little Adder are ovate in shape, with a slightly glossy appearance. They are mint green in color, keeping a nice appearance through the growing season. The flower spikes are more abundant than other hyssops. They have deep purple buds, opening to lavender-purple flowers. Great for attracting butterflies, hummingbirds and other pollinators.

Additional Information

Agastache rugosa ‘Little Adder’ reaches 15 to 18 inches tall, with a spread of 18 to 24 inches. It is recommended for USDA climate zones 3 to 8. Little Adder Hyssop tends to do best when planted in full sun conditions. It will do well with average or lesser amounts of moisture, with well drained soils.

Shipping Notes

NOT AVAILABLE FOR SALE IN THESE US STATES AND TERRITORIES: AK, HI, GM, PR, VI. Due to Department of Agriculture regulations, we cannot send plants to California. Our products will ship with USPS, FedEx or UPS. They should take 2 to 3 days to reach most areas that we ship to. All of our plants will be shipped out within 7 to 10 business days, with certain exceptions.

Additional information


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Mature Width 18 to 24 Inches
Mature Height 15 to 18 Inches
Light Full Sun
Planting Zone 3 to 8

Planting Zone Map

US Planting Zones


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