Dahlia 'Thomas A. Edison'
Dahlia 'Thomas A. Edison'
Dahlia 'Thomas A. Edison'
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Plant the garden of your dreams
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Premium-quality flower bulbs and tubers, carefully selected for health and performance
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Description
Description
Dahlia 'Thomas A. Edison' is a stunning Decorative, Water Lily dahlia variety known for its rich purple blooms that stand out in any garden. Growing to a height of 50-70cm with flowers spreading 10-20cm, this upright plant brings a bold, colorful presence to your outdoor spaces. This semi-hardy dahlia thrives in full sun or partial shade, blooming beautifully from July to September. Plant tubers 3-5cm deep and space them adequately to encourage optimal growth. Its easy-to-grow nature makes it an excellent choice for gardeners of all levels. Perfect for borders, cottage gardens, cut flower gardens, large containers, coastal gardens, gravel gardens, and pots, Dahlia 'Thomas A. Edison' adds charm and sophistication to your garden.
Spec and Details
Spec and Details
- Botanical name: Dahlia 'Thomas A. Edison'
- Flower: Dahlia
- Color: Purple
- Plant depth: 10 cm
- Plant spacing: 3 tuber per m²
- Established height: 50-70cm
- Sunlight: Full sun
- Leaf colour: Green leaf
- Mouse resistant: Yes
- Deer resistant: Yes
- Bee friendly: Yes
- Rabbit resistant: Yes
- Gardening level: Easy to grow
- Habit: Upright
Dahlia grow guide
Dahlia grow guide
Plant Dahlia tubers from may to early June in a sunny spot. Place the tuber just below the soil surface with the eye facing up. Space 30–40 cm apart and water lightly.
Returns & Pricing
Returns & Pricing
Customers have a 14-day return period from the date of delivery. All prices shown on our website are inclusive of VAT and exclusive of shipping costs.
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High-quality flower bulbs
Together with trusted growers, we select flower bulbs and plants rooted in passion, authenticity, and garden performance.
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Neutralising our CO₂ footprint
At Gerven Bulbs, we stand out by ensuring every delivery is carbon neutral.
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Grow with confidence
Reliable products you can trust, so your garden grows the way it’s meant to
FAQ - About Dahlias
When should I plant dahlia tubers?
When should I plant dahlia tubers?
Dahlia tubers should be planted in spring, after the last frost has passed. In most climates, this is between April and June. Make sure the soil has warmed up before planting.
Are dahlias winter hardy?
Are dahlias winter hardy?
No, dahlias are not winter hardy. In colder climates, the tubers need to be lifted from the ground in autumn and stored in a cool, dry, frost-free place until the following spring.
Do I need to deadhead dahlias?
Do I need to deadhead dahlias?
Yes, removing spent flowers encourages the plant to produce more blooms and keeps it looking tidy throughout the season.
How often should I water dahlias?
How often should I water dahlias?
Water dahlias regularly, especially during dry periods. Keep the soil evenly moist but not waterlogged. Once established, dahlias are fairly resilient but perform best with consistent watering.
Founder & Mission
My name is Wessel van Gerven, fourth generation in a family of flower bulb specialists since 1960. What began in my grandfather’s nursery grew into a lifelong passion for flower bulbs, authentic varieties, and the beauty they bring to every garden.
