Check the Most Appropriate Number of Capsules to be Used 07/07/2021 较早文章 Some plants prefer more space than others. To grow healthy and strong plants, we suggest that the maximum number of seed capsules you should use at a time is as follows:2 – 4 capsules : Tomatoes 6 – 8 capsules : Salad / Leafy vegetables / Radishes 8 – 12 capsules : Herbs / Flowers 16 capsules : Experimental seedlings