Griselinia - diseased?
Evening all, just looking some advice on whether to give one plant more time?
Last year, I started a new hedge (there may have been a blackthorn there in the past) in my front garden, about 70 plants in July and another 50 in October. I got the initial lot in and then went mostly double row with them set in wood chip mulch.
I know griselina are a slight risk in terms of hardiness up here in Carryduff, Norther Ireland but I want the hedge to be reasonably bright and I'm not such a fan of laurels.
Most of them are reasonably sheltered (a few behind the hydrangea are perhaps a little too sheltered). A few months ago I noticed one of the plants was smaller and leaves yellow so it was removed. The one beside it - the leaves that are there are mostly still green though there is a small clump of greyish dead leaves (almost autumnal) , though there was also 3 black//yellow dead twiggy stems that I've removed - the plant is smaller than others around it though seemed otherwise healthy enough - seemed strongly rooted in, any thoughts? cheers
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..I suspect it's probably alright and you've removed the dead growth... I would give this one a root and foliar feed and then mulch it.. with Griselinia's I like to use a liquid feed that you mix with water, one for Rhododendrons and Azaleas as it can really green them up, otherwise any will do...Miracle Gro is another... and see how it gets on in a few weeks... I used to grow a hedge of this and I currently have 2 of the variegated ones... sometimes I get blackened tips from the winter..as they suffer a bit in freezing weather...I shall fleece them if it gets too cold here in eastern England...
Cheers Salino, just to give a bit more info, I would have acidic soil or so im told , at the start of the spring I did give it (and the others) some liquid organic seaweed fertilizer - though since then I just add a bit of growmore to give them a boost. There was a wee bit of fungus in the woodchip in that area earlier in spring but I was told that was typical of woodchip, and it would have been a danker part of the garden normally, cheers