Thompson & Morgan

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Dianthus barbatus nigrescens 'Sooty'

Sweet William

Hardy Perennial

Supremely different to other Sweet Williams with 7cm (2½in) fragrant blooms of deepest maroon-chocolate on red stems and mid green foliage which matures to metallic mahogany. Stunning cut flower and border plant. Often grown as a biennial, this short lived perennial is ideal for cottage garden borders, beds and containers. Height: 30-38cm (12-15in).

Culinary note: Some parts of these flowers are edible. For more details about edible flowers click here.

Ideal For:
cottage gardens, scented gardens, wildlife gardens, cut flower garden
Flowering Period:
May, June
Sowing Months:
April, May, June
full sun
    • 1 packet (75 dianthus seeds)

    • Despatch: Within 1 days
    • £2.99
Sow in May-June outdoors in a moist, well forked and raked seed bed. Sow thinly, 1cm (0.5in) deep in drills spaced 15cm (6in) apart. Keep seed bed well watered in dry weather.They can also be sown indoors in late April-May in a good seed sowing compost just covering the seed with compost. Germination takes 7-14 days at 18-20C (65-70P).

Transplant to a reserve border, when large enough to handle 15cm (6in) apart in rows 30cm (12in) apart. Plant 30cm (12in) apart in the flower border in September.

For April sowings, when large enough to handle transplant the seedlings to boxes, grow cool and well lit. When well grown, gradually acclimatise to outdoor conditions and plant out in a reserve border as described above.

Seeds and garden supplies will normally be delivered within the time period stated against each product as detailed above. Plants, bulbs, corms, tubers, shrubs, trees, potatoes etc are delivered at the appropriate time for planting and will be stated on the product page or in your order acknowledgement page and email.

Orders for packets of seed incur a P&P charge of £1.95.
Orders which include any other products will incur a P&P charge of £4.95.
Where an order includes both packets of seeds and other products a maximum P&P charge of £6.90 will apply - regardless of the number of items ordered.

Please see our Delivery / P&P page for further details and details of any surcharges that may apply to certain destinations.

  1. Just OK

    By Mark Beardsell 05-08-2015

    Good viability, but plants produced leggy and straggly.


    Thank you for your review. I hope this will not deter you from trying these again in the future.

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