Product images shown online are intended to represent the mature, finished plant, including its expected color, growth habit, and overall appearance. They are not intended to depict the size or fullness of the starter plug at the time of shipment.
Tray Size
Sold in Liners of 100
Price Per Plug:
64.0 ¢
Total Per Tray:
$64.00
Partial Tray
Price Per Plug:
83.0 ¢
Split Tray of 35 - Total:
$29.05
6387407Preorder for your desired ship date! North Carolina Farms, Inc.
Dianthus Sweet Red, also known as Dianthus barbatus, is a versatile flowering plant originating from Europe and Asia Its rounded bloom heads and strong, straight stems add bold color and volume to bouquets without needing a large amount of space in the crop. This variety is useful for growers wanting a dependable red filler flower that can be scheduled for first-year flowering without a cold treatment.
Sweet Red Selling Tips
Sweet Red is a practical choice for customers needing a strong red filler flower with more texture than a standard focal bloom. The clustered flowers work well in Valentine’s arrangements, patriotic mixes, Christmas designs, everyday florist bunches, and farm stand bouquets.
General Growing Tips For Your Seedling Tray
Grow Dianthus Sweet Red in full sun or bright greenhouse conditions using well-drained soil or media. Keep the pH around 5.8–6.5 and avoid letting the roots stay too wet, since dianthus prefers a clean, airy root zone. Feed with a nitrate or calcium-based fertilizer such as 15-5-15 at 175–225 ppm nitrogen.
Flowering
You can expect large, very fragrant, and long-lasting red blooms from spring through fall. For the best vase life, we recommend harvesting the stems when approximately 20% to 50% of the florets on the head are open.
Pinching
Pinching is generally not needed for standard cut-flower production. Sweet Red is usually grown for upright, harvestable stems, and pinching can add extra crop time or make the crop finish less evenly.
Spacing
Plant 4–6 plants per square foot when growing for cut flowers. This spacing encourages airflow while maintaining production. In landscapes, allow 10–14 inches between plants.
Pests
Scout for aphids, thrips, whiteflies, and spider mites. Thrips should be watched closely as the crop comes into flower because they can damage or mark the blooms before harvest.
Disease
Common disease concerns include Botrytis, rust, Fusarium, Pythium, Rhizoctonia, and powdery mildew. Good air movement is important, especially once flower clusters begin to form. Avoid watering late in the day, do not keep the crop saturated, and use clean production practices to reduce disease pressure.
Planting Sweet Red Liners
For best results, plant one plug in a four inch container or three to five plugs in a ten inch container.
Rooted Cuttings
Cuttings vary in size between different plant families. These rooted starter plants will arrive ready to be transplanted in to your final container. If they are to be used in a landscape application, you will need to establish them in a 4 inch pot or an 1801 before planting outside.
Dianthus Sweet Red Quick Reference Guide
4 Inch crop time
8-10 Weeks
10 Inch crop time
9-12 Weeks
Bloom Period
Year Round
Color
Red
Habit
Upright
Height
18-36 Inches
Light
Full Sun
Minimum Temp
50
Perennial Zone
-
Water Needs
Moderate
Patented Plant
No
Current
Availability
Current Availability
10-12-2026 (Week 42)
0
10-19-2026 (Week 43)
0
10-26-2026 (Week 44)
0
11-02-2026 (Week 45)
0
11-09-2026 (Week 46)
0
11-16-2026 (Week 47)
0
11-23-2026 (Week 48)
4,000
11-30-2026 (Week 49)
4,000
12-07-2026 (Week 50)
4,000
12-14-2026 (Week 51)
4,000
12-21-2026 (Week 52)
4,000
12-28-2026 (Week 53)
4,000
01-04-2027 (Week 01)
4,000
01-11-2027 (Week 02)
4,000
01-18-2027 (Week 03)
4,000
01-25-2027 (Week 04)
4,000
02-01-2027 (Week 05)
4,000
02-08-2027 (Week 06)
4,000
02-15-2027 (Week 07)
4,000
02-22-2027 (Week 08)
4,000
03-01-2027 (Week 09)
4,000
03-08-2027 (Week 10)
4,000
03-15-2027 (Week 11)
4,000
03-22-2027 (Week 12)
4,000
03-29-2027 (Week 13)
4,000
04-05-2027 (Week 14)
4,000
04-12-2027 (Week 15)
4,000
04-19-2027 (Week 16)
4,000
04-26-2027 (Week 17)
4,000
05-03-2027 (Week 18)
4,000
05-10-2027 (Week 19)
4,000
05-17-2027 (Week 20)
4,000
05-24-2027 (Week 21)
4,000
05-31-2027 (Week 22)
4,000
06-07-2027 (Week 23)
4,000
06-14-2027 (Week 24)
4,000
06-21-2027 (Week 25)
4,000
06-28-2027 (Week 26)
4,000
07-05-2027 (Week 27)
4,000
Dianthus Sweet Red, also known as Dianthus barbatus, is a versatile flowering plant originating from Europe and Asia Its rounded bloom heads and strong, straight stems add bold color and volume to bouquets without needing a large amount of space in the crop. This variety is useful for growers wanting a dependable red filler flower that can be scheduled for first-year flowering without a cold treatment.
Sweet Red Selling Tips
Sweet Red is a practical choice for customers needing a strong red filler flower with more texture than a standard focal bloom. The clustered flowers work well in Valentine’s arrangements, patriotic mixes, Christmas designs, everyday florist bunches, and farm stand bouquets.
General Growing Tips For Your Seedling Tray
Grow Dianthus Sweet Red in full sun or bright greenhouse conditions using well-drained soil or media. Keep the pH around 5.8–6.5 and avoid letting the roots stay too wet, since dianthus prefers a clean, airy root zone. Feed with a nitrate or calcium-based fertilizer such as 15-5-15 at 175–225 ppm nitrogen.
Flowering
You can expect large, very fragrant, and long-lasting red blooms from spring through fall. For the best vase life, we recommend harvesting the stems when approximately 20% to 50% of the florets on the head are open.
Pinching
Pinching is generally not needed for standard cut-flower production. Sweet Red is usually grown for upright, harvestable stems, and pinching can add extra crop time or make the crop finish less evenly.
Spacing
Plant 4–6 plants per square foot when growing for cut flowers. This spacing encourages airflow while maintaining production. In landscapes, allow 10–14 inches between plants.
Pests
Scout for aphids, thrips, whiteflies, and spider mites. Thrips should be watched closely as the crop comes into flower because they can damage or mark the blooms before harvest.
Disease
Common disease concerns include Botrytis, rust, Fusarium, Pythium, Rhizoctonia, and powdery mildew. Good air movement is important, especially once flower clusters begin to form. Avoid watering late in the day, do not keep the crop saturated, and use clean production practices to reduce disease pressure.
Planting Sweet Red Liners
For best results, plant one plug in a four inch container or three to five plugs in a ten inch container.
Rooted Cuttings
Cuttings vary in size between different plant families. These rooted starter plants will arrive ready to be transplanted in to your final container. If they are to be used in a landscape application, you will need to establish them in a 4 inch pot or an 1801 before planting outside.
Dianthus Sweet Red Quick Reference Guide
4 Inch crop time
8-10 Weeks
10 Inch crop time
9-12 Weeks
Bloom Period
Year Round
Color
Red
Habit
Upright
Height
18-36 Inches
Light
Full Sun
Minimum Temp
50
Perennial Zone
-
Water Needs
Moderate
Patented Plant
No
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We just wanted to remind you that we are a wholesale starter plant company that sells to businesses, schools, clubs, and other non-profits. State law dictates that you must be growing for resale to order from us since we are not collecting sales tax.
If we aren't a match, we understand. It's not you, it's us.
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Product images shown online are intended to represent the mature, finished plant, including its expected color, growth habit, and overall appearance. They are not intended to depict the size or fullness of the starter plug at the time of shipment.
