Basil ‘Dark Opal’ is an annual, dark purple basil with medium-sized leaves. You can pick the leaves for immediate use and drying. Suitable for cultivation in pots. Requires a warm and sheltered place. Once the stems harden, only the leaves can be used.

Sow in trays or pots, 4-8 seeds per pot. Fertilize the soil well; basil requires a lot of heat, light, food and water. Plant pots or clusters of young plants 20 x 20 cm. Harvest: cut stems about 10 cm above ground level. Can be harvested several times after regrowth.


Package content: 1 gram (for min. 15 m2)

Weight seeds: 800 seeds per gram

Planting distance: 20×20 cm

Location: sun

Plant height: 20-50 cm


These seeds come from “De Bolster”; they produce organic seeds, purely natural: no use of artificial fertilizers or pesticides. Organic also means that these seeds are completely free of genetic modification (GMO). All varieties are free of patents.

Additional information

Weight 0.10 kg
Dimensions 8 × 5 × 0.5 cm
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