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#1
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Feeding ericaceous plants
I have some camellias in pots, and a blueberry, also potted, plus a
few other things which are in ericaceous compost. They don't get fed much because the only ericaceous feed I have, which is Miracid (now renamed "Miracle Gro ericaceous plant food" for some reason) is very high in nitrogen;30-4.4-8.3. Camellias and blueberries surely don't want high nitrogen, when I want them to flower or fruit. Is there any other ericaceous feed more suitable for such plants? My camellias are flowering well and I the blueberry is budding up nicely, but I feel they need a reat! All they get is an occasional dose of tea! I remember Arthur Billett saying on TV once that he gave Camelllias a dose of sulphate of potash after flowering. This I have tried but it surely goes the other way! Any suggestions please? Pam in Bristol |
#2
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In message , Pam Moore
writes I have some camellias in pots, and a blueberry, also potted, plus a few other things which are in ericaceous compost. They don't get fed much because the only ericaceous feed I have, which is Miracid (now renamed "Miracle Gro ericaceous plant food" for some reason) is very high in nitrogen;30-4.4-8.3. Camellias and blueberries surely don't want high nitrogen, when I want them to flower or fruit. Is there any other ericaceous feed more suitable for such plants? My camellias are flowering well and I the blueberry is budding up nicely, but I feel they need a reat! All they get is an occasional dose of tea! I remember Arthur Billett saying on TV once that he gave Camelllias a dose of sulphate of potash after flowering. This I have tried but it surely goes the other way! Any suggestions please? Pam in Bristol Not exactly feeding but I use pine needles from the coniferous trees in the forest near me. I sprinkle them on the top of the soil and I'm led to believe that as the needles are acidic, this will leech into the soil. I even used my Xmas tree for this purpose this year. -- Paul Giverin British Jet Engine Website http://www.britjet.co.uk |
#3
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In message , Pam Moore writes I have some camellias in pots, and a blueberry, also potted, plus a few other things which are in ericaceous compost. They don't get fed much because the only ericaceous feed I have, which is Miracid (now renamed "Miracle Gro ericaceous plant food" for some reason) is very high in nitrogen;30-4.4-8.3. Camellias and blueberries surely don't want high nitrogen, when I want them to flower or fruit. Is there any other ericaceous feed more suitable for such plants? My camellias are flowering well and I the blueberry is budding up nicely, but I feel they need a reat! All they get is an occasional dose of tea! Would a high potash fertiliser and a separate application of chelated iron work? -- Kay "Do not insult the crocodile until you have crossed the river" |
#4
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On Thu, 24 Mar 2005 20:45:12 GMT, Pam Moore
wrote: I have some camellias in pots, and a blueberry, also potted, plus a few other things which are in ericaceous compost. They don't get fed much because the only ericaceous feed I have, which is Miracid (now renamed "Miracle Gro ericaceous plant food" for some reason) is very high in nitrogen;30-4.4-8.3. Camellias and blueberries surely don't want high nitrogen, when I want them to flower or fruit. Is there any other ericaceous feed more suitable for such plants? My camellias are flowering well and I the blueberry is budding up nicely, but I feel they need a reat! All they get is an occasional dose of tea! I remember Arthur Billett saying on TV once that he gave Camelllias a dose of sulphate of potash after flowering. This I have tried but it surely goes the other way! Any suggestions please? Pam in Bristol Pam, See my reply to an earlier question on feeding rhododendrons. Camellia feeding is pretty much the same. In brief, feed nitrogen at monthly intervals after flowering up to the end of June, then a potash feed in July to encourage flower bud formation in late summer for flowering the following year. My camellias revel in a heavy mulch of raw seaweed in late spring. If you can't get raw seaweed, perhaps a liquid seaweed fertiliser might go some way, but it would be second best as it would contribute virtually nothing to the soil structure. Not sure about the blueberries, although I would guess a similar feeding regime, the difference being that they flower and fruit in the same year as they set the flower buds, so perhaps the potash feed needs to be earlier. IIRC Miracid claimed it made alkaline soil acid, which of course it didn't. But it did contain chelated iron and manganese compounds which allowed ericaceous plants to grow on alkaline soils without becoming chlorotic, and presumably it still does. I imagine someone pointed out to them the error of their claims for Miracid, and they had to change the name. It's not necessary for ericaceous plants already growing in an acid compost, but will do no harm. -- Chris E-mail: christopher[dot]hogg[at]virgin[dot]net |
#5
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On Fri, 25 Mar 2005 20:55:18 +0000, Chris Hogg wrote:
IIRC Miracid claimed it made alkaline soil acid, which of course it didn't. But it did contain chelated iron and manganese compounds which allowed ericaceous plants to grow on alkaline soils without becoming chlorotic, and presumably it still does. I imagine someone pointed out to them the error of their claims for Miracid, and they had to change the name. It's not necessary for ericaceous plants already growing in an acid compost, but will do no harm. Thanks Chris, Paul and Kay for advice. Chris, that thinking sounds logical! I cannot get fresh seaweed or pine needles so I bought some seaweed liquid with sequestered iron today and will use that and the Miracid I already have. Strangely, there was no Miracid under any name on the shelf at Wyevale, only a liquid with one name or the other. (forget which). Thanks again Pam in Bristol |
#6
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Pam Moore wrote or quoted:
I have some camellias in pots, and a blueberry, also potted, plus a few other things which are in ericaceous compost. [...] Is there any other ericaceous feed more suitable for such plants? My camellias are flowering well and I the blueberry is budding up nicely, but I feel they need a reat! All they get is an occasional dose of tea! I was suprised to learn that the tea plant and the blueberry plant were rather close relatives. If my grandmother's theory about eating what you are made of has anything to it, tea might not be at all bad ;-) IIRC, the relationship is close enough to make me interested in investigating chewing on blueberry leaves. Alas, my research in the area so far has not come up with much - I may have to adopt a "suck it and see" strategy. -- __________ |im |yler http://timtyler.org/ Remove lock to reply. |
#7
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In article , Tim Tyler writes
Pam Moore wrote or quoted: I have some camellias in pots, and a blueberry, also potted, plus a few other things which are in ericaceous compost. [...] Is there any other ericaceous feed more suitable for such plants? My camellias are flowering well and I the blueberry is budding up nicely, but I feel they need a reat! All they get is an occasional dose of tea! I was suprised to learn that the tea plant and the blueberry plant were rather close relatives. Are you sure about that? As far as I am aware, tea is Camellia in the family Theaceae, whereas Vaccinium (which includes blueberry) is Ericaceae. Different families is rather a long way away to be described as 'close'. Googling shows them to be in different orders, and to come together only at the superorder level. That's the same degree of relationship as strawberry and poinsettia, so I don't think I'd hypothesise and degree of edibility from that! Looking in Usher 'Plants used by Man' there's no evidence of anyone using tye leaves of any of the Vacciiums for anything. Otoh, the seeds of the tea plant are used to make soap, and seeds of a near relative (Camellia kissi) are used to stun fish. -- Kay "Do not insult the crocodile until you have crossed the river" |
#8
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Kay wrote or quoted:
In article , Tim Tyler writes Pam Moore wrote or quoted: I have some camellias in pots, and a blueberry, also potted, plus a few other things which are in ericaceous compost. [...] Is there any other ericaceous feed more suitable for such plants? My camellias are flowering well and I the blueberry is budding up nicely, but I feel they need a reat! All they get is an occasional dose of tea! I was suprised to learn that the tea plant and the blueberry plant were rather close relatives. Are you sure about that? As far as I am aware, tea is Camellia in the family Theaceae, whereas Vaccinium (which includes blueberry) is Ericaceae. Different families is rather a long way away to be described as 'close'. The taxonomy browser gives: Tea: Eukaryota; Viridiplantae; Streptophyta; Streptophytina; Embryophyta; Tracheophyta; Euphyllophyta; Spermatophyta; Magnoliophyta; eudicotyledons; core eudicots; asterids; Ericales; Theaceae; Camellia Blueberry: Eukaryota; Viridiplantae; Streptophyta; Streptophytina; Embryophyta; Tracheophyta; Euphyllophyta; Spermatophyta; Magnoliophyta; eudicotyledons; core eudicots; asterids; Ericales; Ericaceae; Vaccinioideae; Vaccinieae ....so yes, cousins might well be stretching it a bit. -- __________ |im |yler http://timtyler.org/ Remove lock to reply. |
#9
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In article , Tim Tyler writes
The taxonomy browser gives: Tea: Eukaryota; Viridiplantae; Streptophyta; Streptophytina; Embryophyta; Tracheophyta; Euphyllophyta; Spermatophyta; Magnoliophyta; eudicotyledons; core eudicots; asterids; Ericales; Theaceae; Camellia Blueberry: Eukaryota; Viridiplantae; Streptophyta; Streptophytina; Embryophyta; Tracheophyta; Euphyllophyta; Spermatophyta; Magnoliophyta; eudicotyledons; core eudicots; asterids; Ericales; Ericaceae; Vaccinioideae; Vaccinieae ...so yes, cousins might well be stretching it a bit. Aha! Things have moved on a bit. My reference (Flowering plants of the World, ed Heywood, 1993) has Theaceae in a separate order Theales - it's clearly been moved to Ericales What is 'the taxonomy browser'? Who produces it? -- Kay "Do not insult the crocodile until you have crossed the river" |
#10
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Kay wrote or quoted:
In article , Tim Tyler writes The taxonomy browser gives: Tea: Eukaryota; Viridiplantae; Streptophyta; Streptophytina; Embryophyta; Tracheophyta; Euphyllophyta; Spermatophyta; Magnoliophyta; eudicotyledons; core eudicots; asterids; Ericales; Theaceae; Camellia Blueberry: Eukaryota; Viridiplantae; Streptophyta; Streptophytina; Embryophyta; Tracheophyta; Euphyllophyta; Spermatophyta; Magnoliophyta; eudicotyledons; core eudicots; asterids; Ericales; Ericaceae; Vaccinioideae; Vaccinieae ...so yes, cousins might well be stretching it a bit. Aha! Things have moved on a bit. My reference (Flowering plants of the World, ed Heywood, 1993) has Theaceae in a separate order Theales - it's clearly been moved to Ericales What is 'the taxonomy browser'? Who produces it? It's the biggest dictionary of species I know of - see: http://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi -- __________ |im |yler http://timtyler.org/ Remove lock to reply. |
#11
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In article , Tim Tyler wrote:
Kay wrote or quoted: Aha! Things have moved on a bit. My reference (Flowering plants of the World, ed Heywood, 1993) has Theaceae in a separate order Theales - it's clearly been moved to Ericales What is 'the taxonomy browser'? Who produces it? It's the biggest dictionary of species I know of - see: http://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi You should regard all of that stuff as dubious. There is some good work being done, but the area is heavily polluted by dogmatists, and most of the software used to produce the classifications is crap. It is common for two classifications by 'respectable' people to be wildly different and both "well supported". As a statistician, that makes me certain that there is a methodological failure in one or the other analysis - or, in this case, probably both. This can be confirmed by the rarity of papers specifying precisely the analyses their results are based on - in extreme cases, I have contacted the authors of the programs used, who were themselves unaware of what their own programs were doing! And those were the then leading programs, trusted as wholly reliable by the field. Regards, Nick Maclaren. |
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