Crushed and washed whelk shells from Wales for top dressing plants.
We suggest a coverage of 20-30mm.
When watering your plants, ensure a slow and gentle pour to avoid soil rising above the shells.
Crushed and washed whelk shells from Wales for top dressing plants.
We suggest a coverage of 20-30mm.
When watering your plants, ensure a slow and gentle pour to avoid soil rising above the shells.