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Autumn Ivory Encore Azalea

Rhododendron hybrid 'Roblev'

Autumn Ivory Encore azalea with pure white single flowers and small green leaves

Overview

Autumn Ivory adds white flowers to a compact evergreen shrub. Its single blooms arrive in spring, with repeat flowering in summer and fall. Small green leaves keep the planting attractive between flower cycles.

Mature Size and Habit

The breeder lists about 2.5 feet tall and 3 feet wide. Its rounded form suits beds beneath windows. Leave space between the center of each plant and nearby paving for its mature spread.

Best Landscape Uses

Use small groups beside entries, along a garden border, or in large containers. White flowers pair well with dark foliage and brick paths. Choose a bed with suitable soil before committing to a long row.

Sunlight

Aim for four to six hours of direct light. Morning sun and afternoon shade work well beside Tampa homes. Deep shade reduces flowering, while reflected afternoon heat increases watering demands.

Soil, Drainage, and Irrigation

Plant in well-drained acidic soil. Test beds containing construction fill or limestone before planting. Keep the shallow root zone evenly moist during establishment. Avoid standing water and keep mulch away from the stems.

Best Planting Season for Tampa and Central Florida

Schedule installation for fall through early spring when practical. Check the root ball regularly after planting. Summer installations need closer moisture monitoring during hot weather and heavy rain.

Pruning and Maintenance

Trim lightly after the spring bloom if shaping is needed. Repeated shearing reduces later flowers. Use fertilizer labeled for azaleas according to its directions and inspect discolored foliage before adding more fertilizer.

Wildlife Value

Open flowers provide feeding opportunities for visiting pollinators. A mixed planting with native flowering species improves the variety of resources available across the year.

Cold and Heat Sensitivity

The breeder rates this selection for USDA zones 7a through 10b. Protect roots from drying during hot weather. Newly installed plants need closer attention than established shrubs.

Safety, Roots, and Placement Warnings

Azalea foliage and other plant parts are poisonous if eaten. Keep them away from livestock and pets which chew plants. Avoid digging deeply around their shallow roots during later bed work.

Invasive Concerns

This is a cultivated hybrid rather than a Florida native. Keep it within managed landscape beds and use native plants when restoring natural habitat.

Helpful Resources

Encore Azalea cultivar details and UF/IFAS azalea care provide additional planting guidance.

Installed Prices

(No price means not available)

1 Gallon
2 Gallon
3 Gallon
5 Gallon
7 Gallon
15G Price
25 Gallon
30 Gallon
45 Gallon
$44.40

Bloom Color

White

Bloom Season

Spring, Summer, Fall

Wildlife Benefits 

Bees, Pollinators

Safety Concerns

Toxic to Pets, Toxic if Ingested

Plant Features

Evergreen, Flowering, Compact Habit

Growth Rate

Moderate

Drought Tolerance

Moderate

Water Needs

Moderate

Maintenance Level

Moderate

Landscape Use

Foundation Planting, Border, Mass Planting, Container, Accent Plant

Mature Width

1–3 Feet

Mature Height

1–3 Feet

Sun Exposure

Full Sun, Partial Sun

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