Artificial Indoor Plants, Pots & Planters The Plants Project Step by step to collect rose seeds! , 1.) Cut open your rose hip using scissors or a knife. You can soften hips by soaking in water prior to cutting. Dont worry about cutting the seeds, they are 12 Large Leaf House Plants: The Easiest Large Houseplants to Grow Almanac.com Of course you can add succulents into your planters! They'll love the summer outside and probably double in size before you bring it in for the winter. Goth succulents are a thing just in time for Halloween