{"product_id":"ageratum-houstonianum-blue-horizon-f1-floss-flower","title":"Ageratum houstonianum Blue Horizon F1 | Floss Flower","description":"\u003ch1\u003e\u003cspan\u003eAgeratum houstonianum Blue Horizon F1 | Floss Flower Seeds\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eAgeratum Blue Horizon F1\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a tall floss flower with fluffy, purplish-blue flower clusters and strong stems for cutting. This vigorous \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003etriploid F1 hybrid\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e develops numerous branches and larger flower clusters than traditional bedding ageratum, making it a productive choice for cut flower gardens.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eGrowing approximately \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e75–76 cm tall\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, Blue Horizon adds soft colour and texture to summer borders and bouquets. Its blue-violet flowers combine beautifully with white, blush pink, apricot and soft yellow blooms.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003ePlant Information\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eBotanical Name:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Ageratum houstonianum\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eCommon Name:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Floss flower\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eVariety:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Blue Horizon F1\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003ePlant Type:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Annual\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eFlower Colour:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Purplish blue\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eHeight:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Approximately 75–76 cm\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eHabit:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Upright, vigorous and branching\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003ePosition:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Full sun\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eSoil:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Fertile, well-drained soil\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eTime to Flower \/ First Harvest:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Approximately 12–15 weeks from sowing under suitable conditions\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eUses:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Cut flowers, mixed borders and larger containers \u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eA Tall Ageratum for Cut Flowers\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eBlue Horizon F1 offers the familiar soft texture of ageratum on longer, sturdier stems. Its branching habit produces numerous flowering stems, providing useful material for mixed bouquets and floral arrangements.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis is a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003etall variety\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, so allow room for its growth when planting in borders or containers. Support netting helps keep stems upright in a cutting bed.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eSowing \u0026amp; Germination\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eSowing Method:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Start indoors for transplanting\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eSowing Depth:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Surface sow; light is required for germination\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eGermination Temperature:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Approximately 25°C\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eGermination Time:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Around 7 days under suitable conditions\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eSeedling Production:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Approximately 5 weeks \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eSow onto the surface of a fine, moist, well-drained seed compost and gently press into place. Do not bury the seeds. A very light covering of coarse vermiculite may be used, provided light can still reach them.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eAfter emergence, provide bright light and good air circulation. Reduce the temperature to approximately \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e16–21°C\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and keep the compost moist without waterlogging. Transplant promptly once the seedlings are ready. Harden off before planting outdoors after the risk of frost has passed.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eSpacing \u0026amp; Pinching\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eChoose the growing method to suit your cutting needs:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eSingle-stem production:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Space approximately \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e10 × 10 cm\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e apart, provide support netting and \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003edo not pinch\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eMultiple-stem production:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Space approximately \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e20 × 20 cm\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e apart and \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003epinch the growing tip\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e to encourage side shoots and more flowering stems.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eGrowing \u0026amp; Care\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003ePlant in full sun and well-drained soil. Water regularly, particularly while plants establish and during dry weather. Severe drying can cause yellow leaves or reddish leaf edges.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFeed moderately. Excess nitrogen encourages overly soft growth and can reduce vase performance. Maintain airflow around the plants and avoid prolonged wetting of the foliage.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eBlue Horizon is a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003efacultative long-day plant\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e: longer days encourage flowering. In professional production, supplementary lighting during short days can help improve stem length and flower quality.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eFlowering \u0026amp; Harvest\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eAllow approximately \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e12 weeks from sowing for summer production\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and around \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e15 weeks for winter production under controlled conditions\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. Outdoor flowering time varies with sowing date, temperature and available light.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCut when the flower clusters are well coloured. Place stems promptly into clean water and remove any foliage below the waterline. Blue Horizon’s lasting flowers and soft texture make it a useful addition to summer bouquets.\u003c\/span\u003e\u003c\/p\u003e","brand":"therapyofflowers.com","offers":[{"title":"50 seeds \/ 70-75 cm","offer_id":55435887378775,"sku":null,"price":2.9,"currency_code":"EUR","in_stock":true},{"title":"250 seeds \/ 70-75 cm","offer_id":55435887411543,"sku":null,"price":8.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0754\/9275\/3751\/files\/ageratum_blue_horizon.jpg?v=1792093650","url":"https:\/\/www.therapyofflowers.com\/products\/ageratum-houstonianum-blue-horizon-f1-floss-flower","provider":"therapyofflowers.com","version":"1.0","type":"link"}