![]() ![]() ![]() One pinch is also recommended for dianthus planted from small plugs, especially if they were not pinched in the plug. One or two foliar applications using a tank mixture of 2,000-ppm daminozide (Dazide or B-Nine) plus 3-ppm uniconazole (Concise or Sumagic) are effective in controlling stem elongation. Place plugs just at soil level, do not plant too deep. Do not allow plants to stay too wet or too dry, as both extremes may lead to root rot issues. Use it to edge sunny borders and pathways. Water well during root development and keep consistently moist for best growth and flowering. This bright colored perennial produces single, deep magenta red flowers atop a low mound of glaucous blue foliage. ![]() Spring planted dianthus often flower before they achieve the desired size. This results in a full plant with great flower perfomance in spring. Watch for aphids, caterpillars and thrips.įor the best results it is recommended to plant small plugs in mid to late summer to bulk prior to vernalization. Paint the Town ‘Red’ dianthus (Dianthus hybrid) brightens up the garden, even in the heat Its heat tolerance makes it special, but its flower power is what really makes this plant a must-have. Dianthus are also susceptible to leaf spots caused by various fungal pathogens such as Alternaria and Cladosporium. Planting too deep could lead to crown or root rots, mainly due to Rhizoctonia and Pythium. Apply appropriate fundicides as needed according to label rates. Keep foliage dry going into nighttime hours. To reduce disease, provide good air circulation and maintain humiditiy levels at 40% to 50%. A good dose of compost or slow-release fertilizer will improve performance.įor consistent flowering it is recommended to vernalize dianthus for 6-9 weeks.
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