Salmon Rose
Scabiosa atropurpurea
Photo: Timothy Knepp · Wikimedia Commons · (Public domain)
1 1/2-2 1/2", coral-colored flowers stand tall on strong, slender stems. A dramatic addition to any bouquet or garden. Also known as mourningbride.
Harvest
90-100d
Days to harvest
Sun
Full sun
Zones
4–11
USDA hardiness
Height
2-3 feet
Planting Timeline
Showing dates for Salmon Rose in USDA Zone 7
All Zone 7 flower →Zone Map
Click a state to update dates
Salmon Rose · Zones 4–11
Growing Details
Zone-by-Zone Planting Calendar
| Zone | Indoor Start | Transplant | Direct Sow | Harvest |
|---|---|---|---|---|
| Zone 3 | April – May | June – July | June – August | — |
| Zone 4 | March – April | June – June | June – July | — |
| Zone 5 | March – April | May – June | May – July | — |
| Zone 6 | March – April | May – June | May – July | — |
| Zone 7 | February – March | April – May | April – June | — |
| Zone 8 | February – March | April – May | April – June | — |
| Zone 9 | January – February | March – April | March – May | — |
| Zone 10 | January – January | February – March | February – April | — |
| Zone 1 | May – June | July – August | July – September | — |
| Zone 2 | April – May | June – July | June – August | — |
| Zone 11 | January – January | January – February | January – March | — |
| Zone 12 | January – January | January – February | January – March | — |
| Zone 13 | January – January | January – February | January – March | — |
Succession Planting
Salmon Rose blooms over a long season once it gets going, but a single sowing will eventually slow and look ragged by late summer. To keep fresh plants coming, start a second round of seeds indoors 6–8 weeks after your first, or direct sow a follow-up planting in May or early June. Stop sowing after mid-June in most zones — with 90–100 days to flower, anything started in July is unlikely to perform before frost.
Deadheading is the other half of the equation. If you cut stems regularly for arrangements — down to a lateral bud or leaf node — the plant will rebloom without a full succession planting. Letting even a few heads ripen to seed tells the plant its work is done, so stay on top of cutting if you want the longest possible window.
Complete Growing Guide
1 1/2-2 1/2", coral-colored flowers stand tall on strong, slender stems. A dramatic addition to any bouquet or garden. Also known as mourningbride. According to Johnny's Selected Seeds, Salmon Rose is 90 - 100 days to maturity, annual, open pollinated. Notable features: Cold Tolerant, Use for Cut Flowers and Bouquets, Attracts Beneficial Insects.
Light: Full sun (6 or more hours of direct sunlight a day). Soil: High Organic Matter, Loam (Silt), Sand. Soil pH: Alkaline (>8.0), Neutral (6.0-8.0). Drainage: Good Drainage. Height: 2 ft. 0 in. - 3 ft. 0 in.. Spread: 0 ft. 9 in. - 1 ft. 0 in.. Spacing: Less than 12 inches. Growth rate: Medium. Maintenance: Low. Propagation: Seed. Regions: Coastal, Mountains, Piedmont.
Harvesting
Salmon Rose reaches harvest at 90 - 100 days from sowing per Johnny's Selected Seeds. Expect 1 1/2-2 1/2" at peak. As an annual, harvest continues until frost ends the season.
Bloom time: Fall, Spring, Summer
Storage & Preservation
Salmon Rose flowers are best stored in a cool location (65-72°F) with moderate humidity. For fresh arrangements, place stems in clean water immediately after harvest and keep in a cool room away from direct sunlight and ripening fruit. Shelf life is typically 7-10 days. Preservation methods include: 1) Air drying - hang stems upside down in a warm, dark, well-ventilated space for 2-3 weeks; 2) Pressing - place flowers between parchment paper and weight for 2-4 weeks for flat botanical displays; 3) Glycerin preservation - soak stems in a glycerin-water mixture to maintain flexibility and color for extended arrangement use.
History & Origin
Salmon Rose is open-pollinated, meaning seed saved from healthy plants will produce true-to-type offspring. Listed in the Johnny's Selected Seeds catalog.
Origin: Southern Europe, Western Asia and Northern Africa
Advantages
- +Striking coral color adds dramatic visual interest to fresh flower arrangements
- +Strong, slender stems provide excellent support without staking or additional care
- +90-100 day growing period allows reasonable harvest window for seasonal planting
- +Easy difficulty level makes it suitable for both beginner and experienced gardeners
- +Tall growth habit maximizes garden space efficiency and cutting productivity
Considerations
- -Relatively long growing season delays blooms compared to faster-maturing cut flowers
- -Susceptible to powdery mildew in humid conditions requiring preventive fungicide applications
- -Narrow stem diameter may require careful handling during harvesting and arrangement work
- -Limited vase life of 5-7 days reduces commercial viability compared to standard cuts
Companion Plants
Lavender and rosemary are the most practical companions here — both thrive in lean, well-drained soil under full sun, so they won't muscle Salmon Rose out of water or nutrients the way heavier feeders would. Marigolds (Tagetes patula specifically, not the giant African types that top out at 3 feet and shade everything nearby) attract predatory wasps that suppress aphid pressure, and at 12–18 inches they stay low enough not to compete for light. Catmint blooms on a similar schedule, repels aphids through scent, and won't sprawl aggressively into the Scabiosa's root zone the way some perennials do.
Black walnut is a hard stop. Its roots and decomposing debris release juglone, an allelopathic compound that stunts or kills a wide range of plants — Scabiosa is susceptible enough that even planting near the drip line is a gamble. Skip any spot with large overhead trees for a different reason: the root competition pulls soil moisture faster than a shallow-rooted annual can keep up with, and the canopy will cut your 6-hour sun requirement before July. Brassicas are simply a cultural mismatch — they want cool, consistently moist, nitrogen-rich soil, which is the opposite of what this plant prefers.
Plant Together
Lavender
Repels aphids, spider mites, and other pests while attracting beneficial pollinators
Marigolds
Natural pest deterrent against aphids, whiteflies, and nematodes
Catmint
Deters aphids, ants, and rodents while attracting beneficial insects
Alliums
Repel aphids, thrips, and other rose pests through strong sulfur compounds
Parsley
Attracts beneficial insects like hoverflies that prey on aphids
Clematis
Provides complementary growth habit and shares similar soil preferences
Geraniums
Natural pest repellent and provides ground cover to retain soil moisture
Rosemary
Aromatic oils deter aphids, spider mites, and other common rose pests
Keep Apart
Black Walnut
Produces juglone toxin that inhibits rose growth and can cause wilting
Large Trees
Compete for nutrients and water while creating excessive shade that weakens roses
Brassicas
Heavy feeders that compete for nutrients and may harbor pests harmful to roses
Troubleshooting Salmon Rose
What you'll see, why it happens, and what to do about it.
Seedlings damping off at soil level — stems pinch thin and collapse, usually within the first 14 days after germination
Likely Causes
- Pythium or Rhizoctonia fungi thriving in soggy, poorly drained starting mix
- Trays kept too wet with insufficient airflow around seedlings
What to Do
- 1.Water from the bottom only, and let the top of the mix dry slightly between waterings
- 2.Run a small fan near your trays to improve airflow — even 30 minutes a day helps
- 3.Start fresh with sterile seed-starting mix if damping off has already spread; don't try to save a tray that's more than half gone
Leaves develop powdery white coating on upper surfaces, in mid to late summer
Likely Causes
- Powdery mildew (Erysiphe cichoracearum) — common on Scabiosa in humid conditions with poor airflow
- Plants spaced below the recommended 18 inches, cutting off circulation between stems
What to Do
- 1.Remove the worst-affected leaves and dispose of them in the trash, not the compost
- 2.Apply a diluted neem oil spray (2 tsp per quart of water) every 7 days until new growth looks clean
- 3.Next season, hold to the 18–24-inch spacing; crowded plants almost always show symptoms first
Plant produces few or no flowers despite healthy green growth, even past day 90
Likely Causes
- Excess nitrogen — from a high-N fertilizer or overly rich soil — pushing vegetative growth at the expense of blooms
- Insufficient sun; Scabiosa needs a genuine 6+ hours of direct light to flower reliably
What to Do
- 1.Switch to a low-nitrogen, bloom-focused fertilizer (look for an N-P-K where phosphorus is the highest number, like 5-10-5)
- 2.Deadhead any spent or partial blooms by cutting back to a lateral bud — this signals the plant to push more stems rather than set seed
- 3.If the spot gets fewer than 6 hours of direct sun, move this variety to a better-sited bed next year; no fertilizer compensates for shade
Frequently Asked Questions
How long do Salmon Rose cut flowers last in a vase?▼
Can I grow Salmon Rose flowers in containers?▼
When should I plant Salmon Rose seeds?▼
Is Salmon Rose good for beginner gardeners?▼
What is Salmon Rose also called?▼
How far apart should I plant Salmon Rose flowers?▼
Growing Guides from Wind River Greens
Where to Buy Seeds
Sources & References
External authority sources used in compiling this guide.
- BreederJohnny's Selected Seeds
See the Methodology page for how this data is sourced, what's AI-assisted, and known limitations.