Wax Begonia (Bedding Begonia) plant photo (Begonia × semperflorens-cultorum)
Photo: Yann Kemper · CC0 1.0
annual
Updated May 2026·South America (Brazil)

Wax Begonia (Bedding Begonia)

Begonia × semperflorens-cultorum

Wax begonias are one of the few annuals that bloom continuously from May through October without deadheading, making them the workhorse of bedding-plant displays.

USDA Zones
10-11 perennial; annual elsewhere
Sun
part sun
Water
moderate
Mature Size
6-12 in tall and wide
Growth Rate
moderate
Family
Begoniaceae
Care guide

How to care for wax begonia (bedding begonia)

Pinch back leggy stems to keep growth compact. Tolerates more sun than tuberous begonias, but bronze-leafed varieties handle heat best. Deadheading isn't required — the plant is self-cleaning.

Garden uses & design ideas

Best garden use

Use it where you want fast seasonal color in containers, walkway edges, or gaps between slower permanent plants.

Pair it with

Impatiens, Coleus, Sweet alyssum make easy companion choices because they share similar light, water, or visual texture needs.

Layout tip

Match it with part sun exposure, place it in a moderate-water bed where soil can stay evenly damp but not soggy, and check USDA zones 10-11 perennial; annual elsewhere before planting. Use the garden planner to test spacing around its mature size: 6-12 in tall and wide.

Gardener note — Double-check local invasive, edible, and toxicity guidance with your county extension office before planting around pets, children, or natural areas.

Companion plants

Wax Begonia (Bedding Begonia) grows well alongside these — similar light, water, and texture needs.

Common pests & problems

mealybugsthripspowdery mildew

Where it grows best

Native to South America (Brazil); thrives in USDA hardiness zones 10-11 perennial; annual elsewhere.

Frequently asked about wax begonia (bedding begonia)

What USDA zones does Wax Begonia (Bedding Begonia) grow in?+

Wax Begonia (Bedding Begonia) is hardy in USDA zones 10-11 perennial; annual elsewhere. Outside these zones, it can usually be grown indoors or as a seasonal annual.

How much sun does Wax Begonia (Bedding Begonia) need?+

Wax Begonia (Bedding Begonia) prefers part sun. Place it where it gets that light most of the day for best growth and flowering.

How often should I water Wax Begonia (Bedding Begonia)?+

Wax Begonia (Bedding Begonia) has moderate water needs. Keep soil consistently moist but not soggy. Pinch back leggy stems to keep growth compact. Tolerates more sun than tuberous begonias, but bronze-leafed varieties handle heat best. Deadheading isn't required — the plant is self-cleaning.

How big does Wax Begonia (Bedding Begonia) get?+

Wax Begonia (Bedding Begonia) reaches a mature size of 6-12 in tall and wide. Growth rate is moderate, so plan spacing accordingly when planting.

What plants grow well with Wax Begonia (Bedding Begonia)?+

Wax Begonia (Bedding Begonia) pairs well with Impatiens, Coleus, Sweet alyssum, Caladium. These companions share similar care requirements and don't compete aggressively for resources.

What pests affect Wax Begonia (Bedding Begonia)?+

Common Wax Begonia (Bedding Begonia) problems include mealybugs; thrips; powdery mildew. Catching early signs in routine inspection prevents most damage.

When does Wax Begonia (Bedding Begonia) bloom?+

Wax Begonia (Bedding Begonia) blooms in late spring to first frost in white, pink, red. Deadheading spent flowers (where applicable) often encourages a longer bloom window.

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