Professional substrates
DX Seeding
DX Seeding is the Arber substrate with 50/50 Baltic peat (0–5 mm) and integrated PG Mix starter fertiliser: stress-free germination within 48 hours.
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344 products · 4 brands · for professional growers and home gardeners.
Professional substrates
DX Summer
DX Summer combines Baltic brown peat 0–5 mm and blonde peat to maintain consistent water retention during summer container seeding. Available in 70 L, 250 L bags and Big Bale.
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DX-60 W 0-10 + Perlite
DX-60 W 0-10 + Perlite is the Arber professional substrate for seeding cucurbits — melons, courgettes, cucumbers and watermelons. Granulometry 0–10 mm, calibrated for the large seeds of this plant family. Integrated perlite ensures rapid drainage. The pH corrector maintains optimal pH 5.5–6.5.
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DX-OX
DX-OX is the Arber substrate with a superfine 0–7 mm structure (Baltic blonde peat and brown peat), developed for pressed plugs. The additive optimises water and gas exchange during compression and supports root emergence in the early stages.
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Press RK-W
Press RK-W combines Baltic blonde peat and brown peat at 0–7 mm granulometry to ensure mechanical cohesion during pressing and consistent water retention — batch after batch, in every season.
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Press RK-W + Perlite
Press RK-W + Perlite is the Arber professional substrate for seeding in containers and pressed plugs, with rapid drying between irrigation cycles thanks to integrated perlite.
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Press Top
Press Top is the Arber substrate for seeding and pressed plugs: Baltic peat 0–5 mm, German black peat, wood fiber and cocopeat at 341 g/L dry bulk density for mechanical cohesion under compression.
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Tray SSF3
Tray SSF3 is the Arber professional substrate for seeding in plug trays, produced in Germany. It combines Baltic blonde peat 0–5 mm and German black peat 0–5 mm with extra-fine wood fiber: fine structure, medium-high dry bulk density, and a calibrated profile for high-density plug trays.
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Unipot Seeding 70/30
Unipot Seeding 70/30 is the Arber substrate with a blonde/brown peat balance (0–7 mm) for seeding in containers and pressed cubes: fine structure, high air porosity, consistent drainage.
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