Royal Purple Bigleaf Hydrangea | Deep Purple Mophead Flowering Shrub

Royal Purple Bigleaf Hydrangea

5 Gallon

$59.00

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Royal Purple Bigleaf Hydrangea

Hydrangea macrophylla 'Royal Purple'

A uniquely colored hydrangea with regal purple and lavender blooms that provide sophisticated, stable color in the shade garden.

$59.00

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Bay Area–Based Nursery

We specialize in plants grown and delivered in their original pots and soil.
Because of their size and weight, our plants are not suitable for long-distance shipping and are delivered locally to ensure health and quality.

While delivery is limited to our local service area, we’re happy to support garden design and plant selection remotely.

For local plant professionals, we’re always glad to connect and explore ways to support your customers.

Royal Purple Bigleaf Hydrangea is a regal and distinctive variety that captivates with its uniquely colored flowers and strong garden presence. Instead of the typical pink-to-blue range, it produces large mophead blooms in a sophisticated palette of deep lavender, violet, and rich purple hues. This color remains relatively stable and is less influenced by extreme soil pH shifts than traditional varieties. Combined with its robust growth habit, it makes a dramatic and unusual statement in partially shaded garden beds and borders.

Unique Purple Flower Hues: Prized for its uncommon flower colors, ranging from medium lavender and violet to deep purple, offering a departure from typical pink and blue hydrangeas.
Rich, Stable Color Display: The purple tones are inherent to the cultivar and tend to be more consistent across a wider range of soil pH levels than standard macrophylla varieties.
Strong, Upright Grower: Forms a vigorous, well-structured shrub with strong stems that hold the substantial flower heads high above the deep green foliage.
Excellent Focal Point: Its distinctive color and substantial presence make it an outstanding choice as a standalone specimen or anchor plant in a mixed border.
Long-Lasting Blooms: The flowers mature gracefully, often retaining good color for an extended period as both fresh blooms and attractive dried seed heads.

Knowing how we measure the size?

When browsing our plants, you may notice size terms such as Gallon, Multi, or Stand. These describe how a plant is grown, containerized, or structured at the time of sale — not just its height. Understanding these terms will help you choose the right plant for your space and expectations.

🌱 Gallon Size (Container Size)

Gallon refers to the size of the nursery container the plant is currently growing in (e.g. 1 Gallon, 5 Gallon, 15 Gallon).

A larger gallon size generally means:
- A more established root system
- A sturdier plant
- Faster visual impact after planting
Example:
- 5 Gallon: Ideal for residential gardens, easy to handle, good balance of value and maturity
- 15 Gallon: More mature, provides quicker results in the landscape

Note: Gallon size does not guarantee a specific height, as growth varies by species.

🌳 Multi (Multi-Trunk / Multi-Branch Form)

Multi indicates the plant has multiple trunks or main stems growing from the base.

Commonly used for:
- Ornamental trees
- Feature plants
- Japanese maples, olives, crepe myrtles, etc.
Why choose Multi:
- Fuller, more sculptural appearance
- Strong visual presence even at younger ages
- Popular for design-focused landscapes

🌲 Stand (Single-Trunk / Standard Form)

Stand (short for Standard) refers to a single, dominant trunk with a raised or naturally formed canopy.

Commonly used for:
- Shade trees
- Street trees
- Orchard and structural plantings
Why choose Stand:
- Clean, classic tree form
- Easier clearance for walkways and lawns
- Preferred for long-term structure and uniformity

🌿 Choosing the Right Size

If you want instant impact → larger Gallon, Multi form
If you want long-term structure → Stand form
If you want flexibility and value → mid-size Gallon containers

If you’re unsure which size or form fits your project, our team is happy to help you select the best option based on your space, timeline, and design goals.

Features:Foliage: Large, pointed-oval leaves with rough texture and serrated edges, deep green color.Flowers:Four-petaled florets arranged in massive spherical clusters (8-12" diameter).Variable color spectrum: cobalt blue, violet-purple, lavender, and deep purple.Color responds to soil pH (blue in acidic soils, purple in alkaline)
Mature Height: 4-5 ft
Mature Width: 4-5 ft
Growth Rate: Fast
Blooming Period:Primary bloom: Late spring to early summer.Rebloom: Midsummer through fall.Flowers on both old and new wood
Key Advantages:Fast-growing shrub with quick establishment.Dual-season blooming for extended color display.Color-changing flowers based on soil chemistry.Compact, upright habit ideal for small spaces.Excellent cut flower with long vase life
Landscape Uses:Low flowering hedges.Foundation plantings.Container specimens.Woodland garden accents

Q: Will soil pH affect the flower color at all?
A: It may have a subtle influence, perhaps intensifying blue tones in very acidic soil or pink tones in very alkaline soil, but the dominant color will remain in the purple/lavender spectrum. It is less of a "chameleon" than other varieties.

Q: Is it a rebloomer?
A: Most sources describe it as primarily an old-wood bloomer with one main, spectacular flush in late spring to early summer.