{"product_id":"dwarf-aster-aster-dumosus-professor-anton-kippenberg","title":"Dwarf aster | Aster dumosus 'Professor Anton Kippenberg'","description":"\u003ch2 class=\"accordion\"\u003e\u003cstrong\u003e\u003cb\u003eDwarf Aster 'Professor Anton Kippenberg' – Lavender Blue, Autumn Bloomer, Border Essential\u003c\/b\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cdiv class=\"panel\"\u003e\n\u003cp\u003eAster dumosus 'Professor Anton Kippenberg' is one of the most reliable and beloved dwarf asters in cultivation — and once you see it covered in its semi-double, lavender-blue flowers, it is easy to understand why. Compact, free-flowering, and incredibly tough, it delivers a spectacular burst of cool blue colour in late summer and autumn that is hard to match.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003ch2 class=\"accordion\"\u003e\u003cstrong\u003e\u003cb\u003ePlant Personality \u0026amp; Aesthetic Appeal\u003c\/b\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cdiv class=\"panel\"\u003e\n\u003cp\u003e'Professor Anton Kippenberg' produces semi-double flowers in a soft lavender-blue with yellow centres, carried in tremendous abundance across the compact, bushy plant. The colour is particularly appealing alongside warm oranges, deep purples, and rich reds — making it a natural partner for late-season grasses, sedums, and rudbeckias. The plant forms a neat, rounded mound with dark green, slightly rough foliage that makes the blue flowers pop visually. It looks excellent in groups of three or more and is a staple of any well-planned autumn border.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003ch2 class=\"accordion\"\u003e\u003cstrong\u003e\u003cb\u003eGrowth Habit \u0026amp; Size Potential\u003c\/b\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cdiv class=\"panel\"\u003e\n\u003cp\u003eThis dwarf aster forms a compact, dome-shaped mound reaching 30 to 40 cm at full height, slightly wider than it is tall. Supplied at 20 cm in a 9 cm pot, it establishes quickly and will put on a good show in its first season. Front of border, container planting, and low ornamental hedging effects are all excellent uses. The habit is naturally neat and requires no staking.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003ch2 class=\"accordion\"\u003e\u003cstrong\u003e\u003cb\u003eLight \u0026amp; Location Needs\u003c\/b\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cdiv class=\"panel\"\u003e\n\u003cp\u003eFor the best flowering and healthiest growth, plant in a sunny, open position with good airflow. Full sun gives the most blooms and reduces the likelihood of mildew. Tolerates very light partial shade but performs less freely. Avoid shaded, humid spots where foliage can become congested and prone to disease. A south or west-facing border is ideal in the UK.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003ch2 class=\"accordion\"\u003e\u003cstrong\u003e\u003cb\u003eCare Level \u0026amp; Maintenance Tips\u003c\/b\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cdiv class=\"panel\"\u003e\n\u003cp\u003eWater regularly during dry periods, particularly in summer when buds are forming. Pinching growing tips in early summer produces a denser, more floriferous plant. Cut back hard in late autumn or early spring once flowering is completely finished. Splitting established clumps every two to three years helps maintain vigour. A single spring feed with a balanced fertiliser sets them up well for the season ahead.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003ch2 class=\"accordion\"\u003e\u003cstrong\u003e\u003cb\u003eAster 'Kippenberg': Blue in All the Right Places\u003c\/b\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cdiv class=\"panel\"\u003e\n\u003cp\u003eThere is a reason this cultivar has been a garden favourite for decades. When the classic late-summer colour palette of gold and rust needs a cool counterpoint, lavender-blue asters deliver it in spades. A clump of 'Professor Anton Kippenberg' in full flower is one of those gardening moments that feels genuinely rewarding — the kind of late-season display that makes autumn something to look forward to rather than dread.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003ch2 class=\"accordion\"\u003e\u003cstrong\u003e\u003cb\u003eWhy You'll Love Dwarf Aster 'Kippenberg'\u003c\/b\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cdiv class=\"panel\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eClassic Lavender Blue:\u003c\/strong\u003e The semi-double flower colour is one of the most elegant in the late-season garden.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReliably Free-Flowering:\u003c\/strong\u003e Produces masses of blooms on a compact, tidy plant.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePerfect Autumn Partner:\u003c\/strong\u003e Pairs beautifully with grasses, sedums, rudbeckias, and late-season perennials.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAward-Winning Performer:\u003c\/strong\u003e A tried and tested cultivar with a long track record in UK gardens.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo Staking Needed:\u003c\/strong\u003e The compact habit holds up on its own without any support.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\n\u003ch2 class=\"accordion\"\u003e\u003cstrong\u003e\u003cb\u003eAn Autumn Border Staple Worth Having\u003c\/b\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cdiv class=\"panel\"\u003e\n\u003cp\u003eOnce you plant Aster 'Professor Anton Kippenberg', you will wonder how you managed without it. Those lavender-blue flowers from late summer onwards are the kind of thing you look forward to each year. Get it in the ground and let it do what it does best.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003ch2 class=\"accordion\"\u003e\u003cstrong\u003e\u003cb\u003eWhat You'll Receive\u003c\/b\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cdiv class=\"panel\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize at dispatch:\u003c\/strong\u003e 20 cm in height, and comes in a 9 cm pot\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCare level:\u003c\/strong\u003e Medium\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePet safety:\u003c\/strong\u003e No, toxic to pets\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Bloombox Club","offers":[{"title":"20 cm | 9 cm Pot","offer_id":57515381293430,"sku":"MM-MEC-1457","price":1.62,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1780\/8157\/files\/MM-MEC-1457.jpg?v=1774301490","url":"https:\/\/bloomboxclub.com\/products\/dwarf-aster-aster-dumosus-professor-anton-kippenberg","provider":"Bloombox Club","version":"1.0","type":"link"}