Agastache. Agastache, known as anise hyssop, ... Perennial lupines can be sown in late spring to flower next year, though seeds will grow in various colors rather than come true to one plant.

Whether you are a seasoned gardener or an aspiring horticulturalist, growing agastache can be a rewarding experience. These hardy perennials prefer well-drained soil and thrive in full sun, though ...

Commonly known as giant hyssop or hummingbird mint, there are 22 species of agastache native to North America and some to China and Japan. This group of perennials is related to bee balm, salvias ...

Agastache is a fast-growing perennial plant (Image: Getty) Research from the Royal Horticultural Society confirms that plants with deep, tubular flowers tend to attract the highest number of ...