Dahlia Decorative
Lavender Perfection
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90-120cm -
5-10cm -
Full Sun
90-120cm 
5-10cm 
Full SunDahlia ‘Lavender Perfection’ is a dinnerplate decorative dahlia that lives up to its name with massive, lavender-pink blooms that radiate romantic charm. The petals are broad, velvety, and fully double, forming lush, rounded flowers that make a dramatic statement in both garden beds and floral arrangements.
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🌸 Bloom Size: 20–25 cm, fully double and showstopping
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🌿 Height: Grows to 90–120 cm, with strong, upright stems
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☀️ Sunlight: Thrives in full sun, though light shade is welcome in hot climates
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🪴 Best Use: Ideal for cutting gardens, wedding work, or as a pastel focal point
‘Lavender Perfection’ blooms massively from midsummer until frost, and its heirloom status—introduced in the 1950s—adds a touch of vintage elegance.
- The best time to plant Dahlias here in NZ is September or October, but can be planted anytime from mid August through to late December.
- Dahlias love sun ,so choose a nice sunny spot in your garden. Ideally a spot that gets at least 4 hours of full sun a day.
- Dahlias will grow in almost any soil, but prefer well drained loamy soil conditions.
- Prepare the ground a few weeks before planting by digging over the soil thoroughly and adding a little well rotted compost and an application of general fertiliser.
- Before planting the tubers, apply stakes (for larger varieties) staking after planting damages roots and tubers.
- Plant your Dahlia tubers about 5-10cm deep and about 50cm apart with the eye facing upwards. Water well and keep moist being careful not to over-water.
For a full overview of how to plant Dahlias visit our Gardeners Guide.
We’ve answered some of the common questions about buying our bulbs and the payment/delivery process. We want you to buy with confidence, so if your question is not answered in our FAQ please don't hesitate to ask!
