Perennial Learning Center

Agastache (aka Anise Hyssop) is a tender perennial with aromatic leaves and colorful flower spikes all summer long.While traditional varieties have blue or purple colored flowers, newer varieties feature bold...

By Charlie Nardozzi. Many gardeners are looking for low-maintenance plants that thrive on neglect. Sedums may be perfect for them. These plants thrive in part to full sun, are drought...

This succulent comes in two forms, creeping and clumping. In sunny locations with well-drained soil, sedums flourish, producing attractive flowers bees and butterflies love. The creeping types are often grown...

By Charlie Nardozzi. There are about 250 species of asters native to North America, Europe and Asia. Most asters are herbaceous perennials, meaning they will die back to the ground...

Asters are the stars of the fall garden. Their beautiful daisy-shaped white, pink, blue, purple or red colored flowers bloom in the garden when little else is flowering. Aster are...

By Cassandra Barr, horticulturist and environmentalist. The name Echinops is derived from Greek echinos meaning “hedgehog” and ops meaning appearance. Together it refers to the spiky hedgehog-like appearance of the...

Echinops can be an amazing addition to your perennial or cutting garden. The different species give an array of different heights and color, ranging from frosty white to bright blue....

Walk through the forest in the spring and you might just be rewarded with the beautiful sight of a carpet of Virginia bluebells in flower. They’re one of the few...

By Katie Elzer-Peters, expert writer, runner and reader. Virginia bluebells are spring ephemeral wildflowers, meaning they grow and bloom in the mid-spring and go dormant by early summer. They’re native...

By Charlie Nardozzi. If you're looking for a stunning plant to add an accent to your sunny flower border, consider the Red Hot Poker plant. There are more than 70...

The red hot poker plant is a mouthful to say, but once you see the plant you'll understand this common name for Kniphofia. This South African native is in the...

Creating pollinator gardens and providing habitat for butterflies, birds and beneficial insects is very popular in today's eco-conscious world. One of the stars of the butterfly garden is the Butterfly...