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Stocks Iron Rose Seeds produce rose-pink florets in dense, compact flower heads on strong upright stems. Their early-to-mid-season habit brings structured colour to sunny displays.
Grow it successfully: Read the Stocks Grow Guide.
Quick Grow Facts
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Plant Type: Cool-season annual or biennial, usually grown as an annual.
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Scientific Name: Matthiola incana
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General Sowing Time: Cool season; late summer/autumn in winter-rainfall regions, late winter under cover in frost-prone interiors, and the coolest winter window in hot or humid areas.
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Position: Full sun.
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Sow Depth: Cover lightly with fine vermiculite.
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Spacing: 12.5–15 cm in a supported cut row.
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Germination: Germinate at 18–20 C.
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Cut Stem Length: About 60 cm.
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Double Flowering: Approximately 55% without seedling selection.
Why Grow This Variety
- Rose-pink blooms create a distinctive colour accent.
- Strong upright stems suit cutting and arranging.
- Tightly spaced florets form full heads without top stretching.
- Robust growth supports neat early-to-mid-season displays.
Garden Uses
Use Iron Rose in sunny beds, borders or cutting rows, then harvest the sturdy stems for home-grown bouquets and vase displays.
Growing Notes
- Use the cool-season window described in the linked regional guide.
- Position plants in full sun.
- Cover lightly with fine vermiculite and use 12.5–15 cm supported cut-row spacing.
- Germinate at 18–20 C.
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