Marigold Plant - Firebird Incredible flower power! The Marigold Plant - Firebird is a brand new, modern variety. Forget the typical varieties of marigold, this beautiful plant is a great garden performer. Growing much larger and bushier than most other forms of Marigold, producing an incredible amount of spectacular flowers and colours, ideal for your flower beds and flower borders this season. The deep burnt orange, double flowers with deep yellow centres create beautifully warm and eye- catching flower displays. Simply pot them in a decorative flower pot or container for a ‘ball of fire’ style aesthetic, anyone would be envious of. Plant the Marigold Plant - Firebird in groups for amazing flower border displays from June to October. Marigold Plant - Firebird grows to a height of 37-45cm (15-18").