Some tender perennials like a period of dormancy in winter.
Growing plants on garage roof peak.
Robert shuler the designer for this landscape in carmel highlands california made use of the side of the garage for highlighting silvery parrot s beak lotus berthelotii zones 10 to 12 spilling down from the roof and golden abundance mahonia growing up from the base.
It likes part sun to shade takes some drought and deer don t like it.
This mounding grass like perennial glows bright chartreuse yellow all year.
Try dry habitat perennials and ornamental grasses such as rudbeckia achillea potentilla armeria dianthus helictotrichon sempervirens stipa tenuissima and even bulbs such as muscari or small allium species such as allium flavum and a.
Now comes the growing medium which for a sedum roof should be at least 8cm 3in deep and for a roof of wildflowers herbs salad and strawberries at least 15cm 6in deep.
In late summer dig up the whole clump and use a shovel to split into smaller chunks.
Growing daylilies is easy and rewarding.
Over time they ll become crowded and produce fewer flowers.
Growing daylilies is a low maintenance gig but they do need to be divided every few years.
If the temperature doesn t go below 20 degrees fahrenheit or above 40 they won t freeze but will stay dormant.
Daylilies spread by budding new small plants next to the main one.
An all purpose soil less peat free potting mix is fine for growing herbs and other edibles but mix in plenty of perlite to both improve drainage and save on weight.