This colorful annual will put on a show all season long.

This tropical plant, native to southeast Asia, is excellent for brightening up a shade garden.

Wishbone flower is a perennial that is usually grown as an annual.

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Credit: Justin Hancock

It gets its name from stamens that form wishbone shapes.

It is also called clown flower because the patterns and bright hues of the blooms often resemble clown makeup.

The glossy green foliage acts as a verdant backdrop for the plant’s showy blooms.

‘Catalina Gilded Grape’ wishbone flower

Credit: Justin Hancock

This long-blooming, compact flower puts on a nonstop display of color from spring until frost.

Where to Plant Wishbone Flower

Wishbone flower comes in both trailing and upright varieties.

Choose a variety that best fits your needs.

‘Catalina White Linen’ wishbone flower

Credit: Justin Hancock

Space upright varieties 8 to 9 inches apart and trailing varieties 15 inches apart.

As long as it is kept evenly moist and watered regularly, it can handlefull sun.

The ideal growing conditions for this annual are in the early morning sun and shade during the afternoon hours.

‘Clown Mix’ wishbone flower

Credit: Cynthia Haynes

With full shade, the plant tends to bloom less and appear less dense than its sunnier counterparts.

Wishbone flower prefers to be consistently moist, so don’t let it dry out between waterings.

Soggy soil and overwatering, on the other hand, can lead to root rot.

‘Kauai Rose’ wishbone flower

Credit: Justin Hancock

For in-ground plantings, add a granular slow-release balanced fertilizer about once a month.

Pinching also encourages better branching in trailing varieties.

Deadheading is usually not required but it can help keep the plants looking neat, especially the upright varieties.

‘Moon Purple’ wishbone flower

Credit: Justin Hancock

A 10-inch pot fits two to three wishbone flowers.

Potted wishbone flowers need more frequent watering and fertilization than inground plants.

Because the life cycle of wishbone flower is only one season, it does not require repotting.

‘Moon Yellow’ Wishbone Flower

Credit: Justin Hancock

Pests and Problems

Wishbone flower is fairly resistant to serious pests and diseases.

In hot, humid weather, it may get infested by whiteflies.

How to Propagate Wishbone Flower

Wishbone flowers can be started from seed.

Summer Wave ‘Large Amethyst’ wishbone flower

Credit: Justin Hancock

Do not cover the seeds; they need light to germinate.

Keep them moist at around 70 degrees F. The seeds will germinate in two to three weeks.

Harden off the seedlings before transplanting them outdoors.

Torenia ‘Summer Wave Blue’ and ‘Summer Wave Large Violet’

Credit: Peter Krumhardt

It grows 16 inches tall and trails 24 inches.

This hybrid grows 16 inches tall and 24 inches across.

It is especially suitable for areas with extremely hot summers.

sweet alyssum white flowers

Credit: Peter Krumhardt

The varieties in the Kauai series are more compact and better-branched than the Clown series.

It grows 6 inches tall and 16 inches wide.

It grows 10 inches tall and 16 inches wide.

begonia big rose with bronze leaf

Credit: Justin Hancock

The plant has a trailing habit and large deep blue flowers.

It’s also a great edging plant because of its tidy, compact habit.

It halts bloom in summer in warmer areas.

Impatiens Swirl Coral

Credit: Peter Krumhardt

Begonia

Talk about foolproof: Annual begoniais about as easy as it gets.

It also loves plenty of fertilizer, so be generous.

Plant annual begonias in spring after all danger of frost has passed.

No need to deadhead this flower unless you want to, it’s “self-cleaning.”

Impatiens

What would we do without impatiens?

It’sthe old reliable for shade gardenswhen you want eye-popping color all season long.

Starting with fresh seeds purchased from a seed company will give you more predictable results.

The discoloration of the foliage is usually a sign that its too cold for the plant.

Cover the plant at night until the weather gets warmer.