Commonly used for seed-sowing, Vermiculite is a brilliant component to aid moisture retention into a potting mix. This is excellent for significantly decreasing the risk of under-watering or dehydration - a common occurrence with Ferns, Prayer Plants & Herbs. Simply combine it into your potting mix or sprinkle a thin layer over your small seeds to aid growth and germination! Prices include FREE UK delivery! 🚚🪴