Sweet William ‘Super Duplex Mix’
Dianthus barbatus
Description
This old-fashioned favorite is both beautiful and hardworking. Highly fragrant, dense flower heads have a hydrangea-like quality and are perfect for mixed bouquets. This diverse mix includes a high percentage of double flowers in shades of rich maroon, magenta, rose-pink, blush, and white.
Details
Plant type: biennial
Height: 12 to 24 in
Site: full sun
Days to maturity: 330 to 360 days
Plant spacing: 12 in
Pinch: not necessary
Height: 12 to 24 in
Site: full sun
Days to maturity: 330 to 360 days
Plant spacing: 12 in
Pinch: not necessary
Seed Sowing & Growing Notes
Sow seed indoors in trays from late spring to early summer and transplant seedlings out at least 6 weeks before the first autumn frost in order for plants to establish before winter. Very cold-tolerant.
Harvesting/Vase Life
Harvest when just a few flowers on a head are open. Flowers will often last 2 weeks in the vase.
Details
Description
This old-fashioned favorite is both beautiful and hardworking. Highly fragrant, dense flower heads have a hydrangea-like quality and are perfect for mixed bouquets. This diverse mix includes a high percentage of double flowers in shades of rich maroon, magenta, rose-pink, blush, and white.
Details
Plant type: biennial
Height: 12 to 24 in
Site: full sun
Days to maturity: 330 to 360 days
Plant spacing: 12 in
Pinch: not necessary
Height: 12 to 24 in
Site: full sun
Days to maturity: 330 to 360 days
Plant spacing: 12 in
Pinch: not necessary
Seed Sowing & Growing Notes
Sow seed indoors in trays from late spring to early summer and transplant seedlings out at least 6 weeks before the first autumn frost in order for plants to establish before winter. Very cold-tolerant.
Harvesting/Vase Life
Harvest when just a few flowers on a head are open. Flowers will often last 2 weeks in the vase.
Sources
How to Grow
Sources
How to Grow
Seed-Saving Mini Course
Learn how to save seed from zinnia, dahlia, and celosia
In our upcoming free, three-part video series, you’ll learn everything you need to know to save seeds on a home scale, including how plants are pollinated and isolation techniques to ensure varieties come back true, how to tell when plants are ready to pick and how to harvest the seeds, and how to properly dry, clean, and store seeds long term.
