Artic Fire Dianthus Dianthus deltoides 'Artic Fire' Description Blooms tiny fragrant white flowers with red centre rings. Bloom Period: June to SeptemberGrowth Habit: Low, mat-form, mounded growth habit.Mature Height: 8” (20cm)Mature Spread: 12” (30cm)Growth Rate: Moderate More Details Sun Exposure: Full sunCold Hardiness Zone: 3Drought tolerantAttracts bees and butterfliesDeer resistantGarden Tips: Plant in container and rock garden.Use as ground cover.Deadhead to prolong blooming.