How to Grow Weigela Bristol Ruby

Weigela Bristol Ruby

Weigela florida 'Bristol Ruby'

shrub

Bristol Ruby is a compact, deciduous ornamental shrub prized for its deep crimson-red tubular flowers that bloom prolifically in spring and again in summer. This cultivar grows 4-6 feet tall and wide, featuring dark green foliage that provides an excellent backdrop for the vibrant flowers. It's a reliable, low-maintenance shrub ideal for borders, hedges, and foundation plantings.

Growing Conditions

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Sun: Full sun to partial shade; 6+ hours of direct sunlight daily for best flowering

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Water: Moderate watering; keep soil consistently moist but not waterlogged during establishment (first year). Once established, fairly drought-tolerant; water during extended dry periods. Avoid overwatering in winter.

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Spacing: 48 inches

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Days to maturity:

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Planting depth: Plant at same depth as root ball; top of root ball should be level with ground

Soil

Type: Well-draining loamy soil, adaptable to various soil types

pH: 6.0-7.0

Amendments:

compost aged bark mulch peat moss for moisture retention

Growing Zones

Find your zone →

Thrives in zones 4-8; best performance in zones 5-7

4a 4b 5a 5b 6a 6b 7a 7b 8a 8b

Growth Stages

Establishment

3-6 months

Newly planted shrub with emerging leaf buds and establishment of root system

Water regularly to keep soil moist. Mulch around base with 2-3 inches of organic material, keeping mulch away from stem. Avoid fertilizing year one.

Early Growth

6-12 months

First season shows vigorous leafing out and branch development; may produce sparse flowers

Continue consistent watering. Light fertilizing with balanced fertilizer in spring. Prune lightly to shape. Pinch back tips to encourage bushiness.

Flowering

4-6 weeks

Spring blooming (March-May) with abundant deep crimson-red tubular flowers arranged in clusters along stems

Deadhead spent flowers to encourage reblooming. Do not heavily prune during bloom. Continue regular watering. Light feeding with flowering shrub fertilizer.

Summer Rebloom

3-4 weeks

Secondary flush of flowers appears in mid to late summer after spring blooming period

Deadhead early summer flowers to stimulate rebloom. Water consistently. Avoid heavy pruning; light shaping acceptable. Fertilize lightly if desired.

Dormancy

November-February

Fall foliage may show color; leaves drop in late fall; shrub enters winter rest period

Reduce watering significantly. Do major pruning in late winter before spring growth (remove dead/crossing canes, shape overall form). No fertilizing.

Companion Planting

Plan your garden →

Plant with:

Forsythia Spirea Butterfly bush Daylily Salvia Coreopsis Russian sage Catmint

Avoid planting near:

Heavily competitive evergreen shrubs that shade low light Plants requiring acidic soil (when on opposite pH preference)

Common Pests

Spray with strong water spray, insecticidal soap, or neem oil if infestation is heavy
Prune out infested foliage, apply insecticide in early summer if populations are high
Increase humidity with regular watering, use miticide if severe, avoid excessive nitrogen fertilizer
Prune out heavily infested branches, apply horticultural oil spray in early spring
Handpick early morning, use beetle traps away from shrub, apply neem oil or insecticidal spray if severe

Uses

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Spring and Summer Color

Ornamental

Bristol Ruby produces stunning deep crimson-red flowers in spring with reliable reblooming in summer, providing long-season color in landscapes and gardens. [source]

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Pollinator Attraction

Wildlife

The tubular flowers are highly attractive to hummingbirds and butterflies, making it an excellent choice for wildlife gardens. [source]

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Cut Flowers & Arrangements

Household

The vibrant red blooms make excellent cut flowers for spring and early summer floral arrangements, lasting 7-10 days in a vase. [source]

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Foundation & Border Planting

Household

The compact, rounded form and seasonal interest make Bristol Ruby ideal for foundation plantings, shrub borders, and mixed ornamental beds. [source]

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Hedging & Privacy Screens

Craft

Multiple plants can be spaced closer (3-4 feet) and pruned to create informal hedges or screens with seasonal flowering interest. [source]

Harvest Tips

Weigela is grown for ornamental flowers, not harvest. Cut flowers for arrangements in spring during peak bloom; cut stems at 45-degree angle just above a leaf node. This light pruning also encourages bushier growth.

Fun Facts

🌱 Weigela is native to Asia (primarily China, Japan, and Korea) and was introduced to European gardens in the 19th century, becoming hugely popular in Victorian landscapes.
🌱 The 'Bristol Ruby' cultivar was developed to improve upon earlier Weigela varieties, offering deeper red color, more compact growth, and superior reblooming habit.
🌱 Weigela blooms on old wood from the previous year, so winter pruning should be minimal to preserve next spring's flower buds—the best pruning time is immediately after spring bloom.

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