Hydrangea macrophylla ‘Fireworks’ – Double White Lacecap | Hanabi

Hydrangea macrophylla ‘Fireworks’, also known as ‘Hanabi’, is a unique and elegant lacecap hydrangea featuring a dramatic burst of double, star-shaped white florets. These surround a delicate center of fertile flowers that may show hints of blue or pink depending on your soil’s pH. Blooming from midsummer through autumn, this deciduous shrub adds graceful structure and sophistication to shaded gardens, borders, or containers.

🌟 Features:

• Botanical Name: Hydrangea macrophylla ‘Fireworks’

• Flower Form & Color: Double, star-shaped sterile florets in pure white surrounding a cluster of tiny, sometimes color-shifting fertile florets

• Bloom Season: July through October

• Foliage: Glossy, deep green leaves with serrated edges

• Mature Size: Approx. 1–1.5 meters tall and wide

• Growth Habit: Bushy, rounded deciduous shrub

• Light Needs: Partial shade; tolerates some morning sun

• Soil Needs: Moist, well-drained soil; pH affects centre flower colour

• Hardiness: Cold-hardy; ideal for temperate gardens

• Special Feature: Colour-changing centre florets based on soil pH

🌿 Why You Should Buy It:

• Eye-catching starburst flower shape for standout garden displays

• Elegant and romantic in shaded borders or pots

• Long blooming period for lasting seasonal interest

• Great companion plant for hostas, ferns, and other shade lovers

• Easy-care once established with reliable flowering

🧼 Care Instructions:

• Planting: Choose a location with partial shade and fertile, well-draining soil

• Watering: Keep soil evenly moist, especially during dry spells

• Feeding: Use a balanced fertilizer in early spring for healthy growth

• Pruning: Lightly prune in early spring; avoid cutting old wood as it flowers on previous season’s growth

• Soil pH Tip: Acidic soils may cause a light bluish tint in fertile florets; alkaline soils can lean pink or remain white

❓ FAQs:

Q: What is the botanical name of this hydrangea?
A: Hydrangea macrophylla ‘Fireworks’, also known as ‘Hanabi’.

Q: When does it bloom?
A: From July to October, providing months of floral beauty.

Q: Is it suitable for container gardening?
A: Yes, it thrives in large pots with good drainage and regular watering.

Q: How large does it grow?
A: It typically reaches 1 to 1.5 meters in height and width.

Q: Does it change flower colour based on soil pH?
A: Yes, the center fertile florets may shift to soft blue or pink depending on the soil pH.