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flowerAnnual
Stock
Matthiola incana
Also known as: gillyflower, hoary stock
Intensely fragrant spikes of double flowers in pastel shades. Cool-season annual prized for cut flowers. Clove-like scent.
Growing Requirements
SunFull Sun
WaterMedium
Soil Type
Soil Drainage
Soil pH
Plant Spacing10–12″
Row Spacing12–18″
Planting Depth—
Height12–30″
Spread8–12″
✓ Container Friendly✓ Raised Bed Friendly
Planting Schedule
Start Indoors
6–8 weeks before last frost
Direct Sow (Spring)
2–4 weeks before last frost
Transplant Outdoors
0–9 weeks after last frost
Germination
7–14 days
Days to Harvest
60–75 days
Zone Suitability
USDA Hardiness Zones
1
2
3
4
5
6
7
8
9
10
11
12
13
Zones 1–13
Cannot overwinter outdoors
Cool-season flower — bolts in heat. Surface sow — needs light. Chill seeds 2 weeks before sowing for higher double-flower rate.
Companion Plants
No companion data available for this plant yet.