Search found 4 matches

by cactusmerv
Mon Oct 08, 2012 7:15 am
Forum: Succulent Growing Help
Topic: Is this succulent etiolating?
Replies: 5
Views: 1086

Re: Is this succulent etiolating?

Hi, I have just joined and am a bit late coming into this discussion. The plants look like X Graptoverias or X Graptosedums to me and if so are virtually impossible to grow inside. They require strong light or will etiolate and lose their colour within weeks. I don't think artificial light or being ...
by cactusmerv
Tue Oct 02, 2012 7:37 am
Forum: Outdoor Cacti
Topic: watering
Replies: 11
Views: 3312

Re: watering

Phil, I know this is 12 months since you posted your problem but I have just joined the forum and have been going through them all. Most waters, even if at a high pH, only have a very low buffering capacity ( ie it takes very little acid to produce a large drop in pH ). If your sandy soils in W.A. a...
by cactusmerv
Mon Oct 01, 2012 3:18 am
Forum: Succulent Identification
Topic: Euphorbia
Replies: 5
Views: 1197

Re: Euphorbia

I believe the plant is Euphorbia lactea. If grown outside it soon grows into a large tree which can become top heavy and dangerous in wind. I had one that grew to about 4 to 5 metres and blew over in a fairly minor gale. The one I had originated as a non- cristate offset from the cristate form of E....
by cactusmerv
Fri Sep 28, 2012 8:11 am
Forum: Sick Cacti - Pests, Diseases, etc.
Topic: Color-changing dogtail cactus
Replies: 11
Views: 2591

Re: Color-changing dogtail cactus

I do not believe the yellowing is a nutrient deficiency. Certainly Zinc and iron are nutrients of limited mobility in plants and symptoms would show greatest yellowing at the growing point and less towards the base. Also nutrient deficiencies do not show such sharp demarcation lines between deficien...