

Details
Grow the crunchiest, nuttiest green you'll ever snip — in under 10 days.
FULL SPECIFICATION TABLE
General Specification
| Common Name | Sunflower (Micro Seed) microgreens |
| Botanical Name | Helianthus annuus |
| Seed Type | Conventional, untreated, non-GMO |
| Stem/Leaf Color | Sturdy pale-green to white stems; broad, bright-green cotyledons; smaller seed size yields a denser, more uniform canopy than the standard large-seed variety |
| Flavor & Texture | Tender-crunchy; distinctly nutty with a clean, fresh finish — like a roasted sunflower seed in microgreen form |
| Seed Count per 10g | ≈220–280 seeds (≈22–28/g); higher count reflects the small/micro seed size of this variety |
Cultivation Data
| Difficulty | Moderate — requires a pre-soak, good airflow, and bottom-watering discipline, but rewards consistent care with an abundant harvest |
| Preferred Medium | Soil or coco coir; good drainage and airflow essential to prevent mould on seed hulls |
| Seeding Density (1020 tray) | 120g per 1020 tray (25×50cm) — appropriate for small/micro-seed variant; standard large-seed varieties typically use 125–150g |
| Seeding Density (10x10 cm) | ≈9.6g per 10×10cm |
| Expected Yield | ≈450–500g per 1020 tray (approximately 3.5×–4.0× seed weight) |
| Soaking | Yes, 8–12 hours in cool clean water; rinse thoroughly before soaking to remove hull dust. Optional pre-sprout rinse for 12–24 hours after soaking improves uniformity. |
| Blackout Days | 3–4 days under weight (2–3 kg) to anchor roots and drive germination |
| Watering, pH & Temp | Bottom-water only; pH 6.0–6.5; growing temperature 18–22 °C; ensure good airflow to reduce mould risk |
| Sprouting Time | 2–3 days after soak |
| Harvest Time | 8–10 days from sowing |
Health & Nutrition
ABOUT
The small-seeded black oil sunflower is the microgreens world's best-kept secret: a compact, densely sprouting variety that fills your tray with thick, bright-green cotyledons and snap-crisp stems in barely more than a week. Bite into a handful and you get a clean, roasted-nut flavour with a satisfying crunch — like eating a sunflower seed that somehow tastes fresh and green at the same time. Chefs love them as a garnish for their vibrant colour and structural hold on the plate, while home growers use them as a hearty salad base that can stand up to bold dressings without wilting. Small seeds mean you can fit more plants per tray, the germination is even and vigorous, and the harvest window is forgiving — start yours this week and you'll be snipping by the weekend after next.
GROWING INSTRUCTIONS
Why Choose Deliseeds?
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Untreated & Non-GMO, Conventional or Organic Safe, high-germination seeds. We also offer wide selection of certified organic seeds.
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