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Cherry Explosion™ Hydrangea
Hydrangea macrophylla 'McKay' PP28757
Cherry Explosion™ is the kind of hydrangea that makes people stop and ask, “What is THAT?” The lacecap blooms are loaded with cherry-red color, the plant stays compact and tidy, and it keeps flowering through the heart of summer when you really want your beds to look alive. Give it part sun, keep the soil evenly moist while it settles in, and don’t overthink the pruning—this one’s built to perform without a complicated routine.
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Cherry Explosion™ Hydrangea for Compact Size, Cherry-Red Lacecap Blooms, and Long-Lasting Summer Color
Cherry-Red Lacecap Blooms That Keep The Garden Lit Up
Cherry Explosion™ brings rare, high-impact color to the hydrangea lineup: vivid cherry-red lacecap blooms that look bold and polished from across the yard. The flower form adds detail, too—showy outer florets framing a softer center—so it feels more “designed” than a standard shrub bloom. It’s an instant upgrade for front beds, walkway borders, and patio views where you want color that reads at a distance.
Bloom season is long, often running from early summer through late summer, so you get weeks of reliable color rather than a short peak. In many soils, the red tones stay impressively strong, while more acidic soils may introduce purplish tones in the center—still dramatic, just with a richer undertone. If you’ve been looking for a red hydrangea that’s genuinely eye-catching, this one earns its name.
Compact, Dense Growth That Fits Small Spaces And Stays Neat
This is a truly compact bigleaf hydrangea, typically maturing around 3 to 4 feet tall and about 3 to 4 feet wide. The habit is rounded, dense, and well-branched, so it looks full from the ground up rather than leggy or sparse. That size is perfect for foundation plantings, mixed borders, and layered beds where you want hydrangea blooms without a shrub that eats the whole planting.
Because it naturally stays manageable, Cherry Explosion™ is also easy to repeat. Plant one as a focal point, or use several as a low-flowering hedge for a clean, colorful border line. It’s also a strong choice for patio containers: large enough to make a statement in a pot, but compact enough to remain realistic to water and maintain. If you want a hydrangea that looks “finished” with minimal pruning, this variety makes it simple.
Flexible Light Tolerance With A Simple Summer Water Rhythm
Cherry Explosion™ performs best in part sun, especially where it gets morning sun and some afternoon protection in hotter climates. In cooler regions, it can handle more sun, but in high heat, a little shade keeps foliage fresher and reduces stress during peak summer. This flexibility makes it easier to place in real landscapes where light shifts through the day—near porches, along east-facing foundations, or in bright, dappled garden edges.
Watering is straightforward: keep the root zone consistently moist while the plant establishes, then use deep watering during dry spells. Hydrangeas don’t love repeated dry-downs, particularly in brighter exposures, so mulch is key. A 2–3-inch layer helps stabilize moisture and soil temperature, supporting longer bloom longevity and healthier foliage. Give it well-drained soil (moist, not soggy), and it rewards you with steadier growth and a longer bloom show.
Pruning And Spacing That Protect Blooms And Keep The Shape Full
Cherry Explosion™ is a low-prune hydrangea, which is exactly what most gardeners want. Focus on cleanup rather than heavy cutting: remove winter-damaged tips and any dead stems, then keep shaping minimally so you don’t sacrifice flower potential. If you ever need size control, do it gradually over time rather than cutting hard all at once. This variety tends to look best when you let its natural compact shape do the work.
Spacing is the other secret to a dense, blooming shrub. Plant about 3 to 4 feet apart (center to center) for a fuller hedge effect, or closer to 4 feet apart if you prefer each plant to show its rounded form with better airflow. Proper spacing reduces competition for water and light, helps foliage dry faster after rain, and supports a healthier, thicker habit that blooms more consistently. Set it up right at planting, and maintenance stays easy.
| Hardiness Zone: | 4-9 |
|---|---|
| Mature Height: | 3 to 4 Feet |
| Mature Width: | 3 to 4 Feet |
| Sunlight: | Part sun; morning sun with afternoon shade in hot areas |
| Bloom Time / Color | Early summer through late summer; cherry-red lacecap blooms (may show purple tones in acidic soils) |
| Pruning Season: | Light pruning in the spring to promote branching, flowers on new wood |
| Soil Condition: | Moist, well-drained soil |
| Water Requirements: | Medium; consistent moisture while establishing |
| Wildlife Value | Can support seasonal pollinator activity during bloom |
| Resistance | Not reliably deer resistant; moderate drought tolerance once established |
| Landscape Uses | Borders, mass plantings, foundation beds, patio containers, low flowering hedge, cut flowers |
How to Care for Cherry Explosion™ Hydrangea
Be sure to read our planting instructions to ensure a healthy and happy Cherry Explosion™ Hydrangea plant for years to come!
How should I plant Cherry Explosion™ Hydrangea?
Plant Cherry Explosion™ in moist, well-drained soil where it gets part sun—ideally morning sun with afternoon shade in warm climates. Dig a hole about twice as wide as the root ball and set the plant so the top of the root ball sits level with the surrounding soil. Backfill with native soil, then water deeply to settle the roots and remove air pockets. Finish with 2–3 inches of mulch over the root zone, keeping mulch a few inches away from the stems. Mulch helps hold moisture and keeps roots cooler in summer, which is especially helpful for bigleaf hydrangeas. If you’re planting multiple shrubs, space them with their mature width in mind so they can fill in without crowding.
How often should I water Cherry Explosion™ Hydrangea after planting?
Water deeply right after planting, then keep the soil evenly moist for the first several weeks. A practical baseline is 1 to 2 deep waterings per week, adjusted for rainfall, heat, wind, and how quickly your soil drains. Consistent moisture during establishment is the fastest way to a fuller shrub and better flowering. After the first season, water during dry spells and hot stretches—especially if the plant receives more sun. Hydrangeas look and bloom best when they aren’t repeatedly drought-stressed. Water at the base to encourage deeper roots and to keep foliage drier, which supports healthier growth through summer.
When should I fertilize Cherry Explosion™ Hydrangea?
Fertilize in spring as new growth begins using a balanced, slow-release shrub fertilizer, or top-dress with compost for gentle feeding. Apply across the root zone (not against the stems) and water afterward so nutrients move into the soil. Avoid heavy feeding, which can push leafy growth without improving bloom performance. If your soil is lean, a light second feeding in early summer can support steady growth and flowering. Skip late-season fertilizing so the plant can slow down naturally and harden off before fall. A consistent mulch-and-water routine is often just as important as fertilizer for strong summer performance.
When and how should I prune Cherry Explosion™ Hydrangea?
Prune Cherry Explosion™ lightly and thoughtfully. Start in spring by removing dead wood and any winter-damaged tips, then keep shaping minimal so you protect flower potential. If you’re unsure, err on the side of less pruning—this variety is naturally compact and usually looks best with a light touch. If you need more size control, do it gradually by removing a few of the oldest stems at the base over time rather than cutting the whole plant back hard. That approach encourages fresh growth while keeping the shrub full. Consistent moisture and good spacing do more for performance than aggressive pruning ever will.
