Rob's plants
home garden plants wildlife seed photos
plant sale journal topics plantlinks fun guestbook

Petrophytum cinerascens

Synonym(s) Spiraea cinerascens
Common name Chelan rockmat
Family rosaceae
Life cycle perennial
Flowers white
Size 2-8"
Light sun
Cultural notes well-drained soil
From seed germinate at room temperature
detailed seed-starting info below

Native to the U.S. northwest. Shrubby plant forms dense cushions of silvery foliage. Candles of white flowers appear in summer. Needs very good drainage, especially in winter.

About my plant portraits
PlantLinks to other web pages about Petrophytum cinerascens

Seed-starting details for this plant

  1. Seed from NARGS '09/'10 exchange. Baggy 70F (good G, 4-15d). Couldn't readily make out what was seed among the particles in the packet.

I welcome comments about my web pages; feel free to use the form below to leave feedback about this particular page. For the benefit of other visitors to these pages, I will list any relevant comments you leave, and if appropriate, I will update my page to correct mis-information. Faced with an ever-increasing onslaught of spam, I'm forced to discard any comments including html markups. Please submit your comment as plain text. If you have a comment about the website as a whole, please leave it in my guestbook. If you have a question that needs a personal response, please e-mail me.

Your name

Your comments