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Growing Inspiration
Inspiration for future Agardeni growing environments.
Cultivar
Callistemon viminalis 'Little John'
Cultivar: Little John
Callistemon viminalis 'Little John' is a slow-growing, dense dwarf shrub that stays remarkably compact compared to the species. Its unique, crimson-red flower spikes bloom profusely in spring and summer, attracting hummingbirds and pollinators to the garden. The stiff, needle-like, blue-green leaves provide year-round interest and texture. Perfect for sunny locations, this cultivar is ideal for foundation plantings, rock gardens, or decorative pots.
Little John is a compact, dwarf evergreen shrub famous for its vibrant red, bottlebrush-shaped flowers and blue-green foliage. It is an excellent choice for borders, containers, or smaller landscape spaces.
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Current nursery inventory and 18 / 36 / 72 pricing will appear here when available.
Cultivar Story
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Inspiration for future Agardeni growing environments.
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A realistic representation of the starter plants offered in 18, 36, and 72 plant quantities.
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Grow your aspirational plan into an inspirational garden.
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A closer look at the fruit, flower, foliage, or mature defining characteristics of this cultivar.
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Begin with a starter plant and establish it in a larger pot using quality potting soil with beneficials and fertilizer.
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Cultivar Video
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See this cultivar from starter plant to aspirational garden.
Plant Profile
Key growing information first, with the complete reviewed cultivar profile available when you want it.
Sun
Full sun
Water
Moderate; once established, it demonstrates good drought tolerance but prefers consistent moisture during the first growing season.
Mature size
3 feet high by 3 feet wide
Hardiness
9-11
Growth habit
compact, rounded, dense shrub
Plant type
shrub
Care, size, flowering, climate, soil, health, and additional reviewed data.
Good to know
Thrives in full sun; in cooler regions, it should be protected from hard frosts. Plants may require occasional shaping to maintain their naturally dense, rounded form.
Prefers warm climates; established plants tolerate light frost but should be sheltered from prolonged freezing temperatures.
Produces bright red, cylindrical flower spikes that resemble a bottle brush, typically appearing in spring and recurring throughout the summer.
Everyday care, growth, feeding, and pruning guidance.
Sun / light
Full sun
Growth rate
slow
Fertilizer
Apply a balanced, slow-release fertilizer in early spring; avoid excessive phosphorus as Proteales are sometimes sensitive to high levels.
Pruning
Prune lightly after the main flowering flush to encourage denser branching and future blooms.
Care notes
Thrives in full sun; in cooler regions, it should be protected from hard frosts. Plants may require occasional shaping to maintain their naturally dense, rounded form.
How the plant grows and the space it needs at maturity.
Mature size
3 feet high by 3 feet wide
Growth habit
compact, rounded, dense shrub
Spacing
3-4 feet apart
Flowering, fruiting, pollination, bloom, and harvest behavior.
Flowering / fruiting
Produces bright red, cylindrical flower spikes that resemble a bottle brush, typically appearing in spring and recurring throughout the summer.
Cold, heat, chill, and regional growing considerations.
Hardiness zones
9-11
Temperature
Prefers warm climates; established plants tolerate light frost but should be sheltered from prolonged freezing temperatures.
Moisture, drainage, soil, and pH preferences.
Watering
Moderate; once established, it demonstrates good drought tolerance but prefers consistent moisture during the first growing season.
Soil
Well-draining, slightly acidic to neutral soil; adaptable to various soil types if drainage is sufficient.
Soil pH
6.1-7.5
19 additional reviewed fields from this Plant.id.
Container Growing
Highly suitable for containers; ensure the pot has excellent drainage and use a high-quality, porous potting mix.
Family
Myrtaceae
Foliage Look
Densely packed, narrow, matte blue-green leaves with a slight silvery cast.
Foliage Rules
Leaves are narrow, slightly fuzzy when young, and blue-green; they should not appear broad or glossy green.
Fruit Flower Look
Vibrant, fuzzy crimson-red spikes shaped like brushes, roughly 2-3 inches long.
Fruit Flower Rules
Flowers appear as dense red spikes composed of numerous stamens; fruits are small, woody capsules that should not be the primary focus.
Growth Habit Rules
Maintain the naturally rounded and compact structure; do not depict it as an open or leggy plant.
Mature Plant Look
A compact, rounded bush covered in striking red bottlebrush flowers, showcasing thick, textured foliage.
Mature Stage Morphology
A dense, woody shrub with twiggy branching and stiff, alternate, linear-to-lanceolate leaves; mature plants display characteristic brush-like red inflorescences at terminal ends.
Morphology Rules
The plant must show a dense, woody framework with terminal flowering spikes; foliage should be evenly distributed along the stems.
Plant Faqs
How tall does Little John grow? It stays compact, typically reaching 3 feet in height. Can this be grown in a pot? Yes, it is an excellent choice for containers due to its slow growth and size. When does it bloom? It primarily blooms in spring with potential for repeat flowering through summer.
Root Look
White, fibrous, healthy roots filling the plug without circling.
Soil Look
Dark, well-draining, loose peat-based potting substrate.
Starter Stage
Small, compact starter plug with dense, developing foliage and a vigorous, healthy root system suitable for transplanting.
Starter Stage Morphology
Juvenile plants feature closely spaced, narrow, lanceolate leaves with a soft blue-green tint.
Video Voiceover Script
Welcome to Agardeni, where inspiration for gardening helps us imagine how and where we will grow Little John Dwarf Bottlebrush. This is Little John Dwarf Bottlebrush, available as 18, 36, and 72 plant starter trays through the Agardeni Marketplace. Let Little John Dwarf Bottlebrush become part of your aspirational plan, helping you imagine the future growing space you want to create. This cultivar is defined by its vibrant, crimson-red flower spikes that look like miniature bottlebrushes, perfectly contrasting against dense blue-green foliage. Establish your starter plug in a four-inch pot with quality, well-draining mix, and move it to a final container or sunny garden spot once established. Find your inspiration with Agardeni. Explore real plants and real availability. Start. Plan. Grow.
Youtube Tags
Callistemon Little John Bottlebrush Flowering Shrub Dwarf Shrub Evergreen Landscape Plants Pollinator Garden Agardeni Container Plants
Youtube Video Summary
Explore the vibrant Callistemon 'Little John', a perfect compact shrub for sunny gardens and containers. This video highlights its brilliant red flowers and year-round evergreen foliage.
Youtube Video Title
Growing Little John Dwarf Bottlebrush | Callistemon viminalis
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Possible future seller options for 2.5-inch, 4-inch, and 1-gallon finished plants.