
Welcome to Winterbrook Flowers
Winterbrook Flowers is a family-owned flower farm nestled near Manjimup in the lush Southern Forests of Western Australia. We specialise in cultivating a diverse selection of dahlias and offering tubers for sale online, delivering across the country. In addition, we provide exquisite buckets of fresh flowers from our farm when they are in season and available.

Our Dahlia Journey
Winterbrook Flowers is a family-owned flower grower nestled in the picturesque Southern Forests of Western Australia. We specialise in cultivating a diverse range of dahlias and offering tubers for sale across the country*. Our cool climate and nutrient-rich soils allow us to nurture over 80 dahlia varieties, providing a burst of vibrant colours for every occasion.
Your Guide to Growing Beautiful Dahlias
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Tubers should be planted within a week of receiving them soil should be slightly moist
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If using stakes, put them in prior to planting tubers to avoid damaging tubers
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Dig hole 10cm deep, add a spoonful of blood and bone to the hole and mix in
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Lay tuber horizontally in prepared hole with shoot pointing up, cover with soil
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No need to water in
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Lightly water a couple of weeks after planting if the soil has dried out
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Once shoots have emerged, water as required
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We use a dripper irrigation system for watering
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Dahlias often need support – either tied to stakes or corralled in netting
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At 6 leaf stage pinch growing tip off to encourage lateral shoots
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Fertilise occasionally throughout the season











