Could these be succulent seeds? : r succulents Make way for Milkweed! August is prime time for collecting milkweed seeds, but timing is everything. Collect too early, and the seeds won't germinate. Too late, and they'll float away on silky Which fruit has seeds on the outside? Using the right soil mix can make a world of difference for your houseplants. Well draining mixes, like those incorporating perlite or orchid bark, allow excess water to escape, protecting roots from rot.