Plant Encyclopedia

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5 plants

Chocolate-purple flowers of the chocolate vine on twining stemsClimbers

Akebia quinata

Chocolate Vine

The chocolate vine is a vigorous, twining climber with graceful five-lobed foliage and unusual chocolate-purple flowers appearing in April and May. The blooms release a subtle, sweet fragrance reminiscent of chocolate and vanilla. In warm weather, striking pear-shaped fruits may develop.

Full sunMedium6001200 cm
Large purple globe-shaped flowers of giant allium in a sunny borderBulbs & tubers

Allium giganteum

Giant Allium

Giant allium is a striking bulb plant with large, globe-shaped purple flower heads on sturdy stems. The blooms appear in May and June and attract plenty of bees and butterflies. The dried seed heads remain decorative in the border well into autumn.

Full sunLow80150 cm
Purple flowers of Italian clematis climbing along a pergolaClimbers

Clematis viticella

Italian Clematis

The Italian clematis is a vigorous, healthy climber producing an abundance of medium-sized, bell-shaped purple to blue flowers from July to September. Unlike many other clematis species, it is highly resistant to the dreaded clematis wilt. Ideal for pergolas, fences, and trees.

Full sunMedium300500 cm
Purple flower spikes of blazing star against a summer skyPerennials

Liatris spicata

Blazing Star

Blazing Star is an elegant perennial with striking purple flower spikes that bloom from top to bottom. The stiff, vertical stems appear in July and August and provide a wonderful contrast with rounder garden plants. Butterflies and bees adore the nectar-rich flowers.

Full sunMedium60100 cm
Purple flower clusters of tall verbena against a summer skyPerennials

Verbena bonariensis

Tall Verbena

Tall Verbena is a graceful perennial with slender stems carrying clouds of purple flower clusters. Blooming from June until the first frost, it is a magnet for butterflies. Its airy, see-through habit makes it ideal for weaving through other plants in borders.

Full sunLow100150 cm