Whisper ™ Rose Shades
Nicotiana Whisper ™ Culture Guide Nicotiana speciosa Product form: Seed Habit: Upright Garden Specifications
Germination
Germination time: 3–5 days Media temperature: 70–75 °F (21–24 °C) Chamber: Optional Light: Required for germination Seed cover: No
Moisture level: 5 - SATURATED: Soil is dark brown and shiny, free water is present at the surface of the soil, water drips freely from the bottom of the tray, and trays are heavy with a visible bend in the middle. Recommended tray size: 288-cell tray Seeds per Cell: 1
Garden height: 36–48” (91–123 cm) tall Garden width: 12–16” (30–40 cm) wide Exposure: Part Shade–Full Sun USDA zone: 8–11 AHS zone: 9–1 Product use: Cut flower, Landscape
Young Plant Production Temperature Day: 66–68 °F (19–20 °C) Night: 66–68 °F (19–20 °C) Average daily temperature: 67 °F (19 °C) Lighting
Day extension lighting: Not necessary Light intensity: 700–900 µmol·m -2 ·s -1 Day length response: Day neutral Daily light integral (DLI): 12–14 mol·m -2 ·d -1 Media pH: 5.5–5.9 Media EC: SME EC: 0.9-1.3 mS/cm, Press/Squeeze Method EC: 1.2-1.7 mS/cm Fertilizer: 75–125 ppm N Moisture level: Media should be allowed to dry between irrigations. Alternate between moisture level 2 and 4. 2 - MEDIUM: Soil is light brown in color, no water can be extracted from soil, and soil will crumble apart. 4 - WET: Soil is dark brown but not shiny, no free water is seen at the surface of the soil, when pressed or squeezed water drips easily, and trays are heavy with a visible bend in the middle.
Whisper ™ Appleblossom
NEW VARIETIES 2025–2026
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