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#16
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Penstemons
'Sue',
An interesting penstemon site: http://www.penstemania.co.uk/ Weather permitting, cut your present plants down to just above ground level in April when you can see the new shoots breaking from the base of the plant. In the meantime the foliage protects these young shoots from the frost and cold winds. I took quite a few penstemon tip cuttings last week and they will root quite easily in a temperature of about 50 degrees f. Chop the leaves of your cuttings back by about one third of their length and spray the cuttings several times daily with tepid water to replace the lost moisture. Just as important, keep them out of direct sunlight. Post back if you need any further advice. Regards, Emrys Davies. "Sue da Nimm" . wrote in message ... Hello, I'm new to gardening so pls excuse naiivety. Last year at about this time I sowed several packets of Penstemon seeds. In the spring I planted out about three hundred. I got fed up with pricking out the rest and gave them to neighbours. All have flowered and the display has been gorgeous. Now the frost has come they are still in flower and seem to be OK but my neighbour says that Penstemons are difficult and won't survive the winter. I saw Penstemons on several stands at an agricultural show. I asked what to do to get them through the winter. One woman said "dead-head them and leave the rest of the foliage to protect them from the frost." Another said "cut them down by half now and then right down to the ground in spring". And a man on another stall said "cut them right down and cover them with mulch." Now I am just confused! Which is right? I have taken some cuttings in case of disaster, but I would dearly love to keep the big, strong plants I grew from seed. What should I do? Also, because I wanted to get some easy colour I sowed lots of marigolds ,rudbeckia and petunias. Much to my surprise these have carried on flowering and are still looking good after several hard frosts. Is this normal? How long will they go on flowering? |
#18
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Penstemons
sorry I should have snipped my last post :-(
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#19
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Penstemons
"JennyC" wrote in message ... "Sue da Nimm" . wrote in message ... Hello, I'm new to gardening so pls excuse naiivety. Last year at about this time I sowed several packets of Penstemon seeds. In the spring I planted out about three hundred. I got fed up with pricking out the rest and gave them to neighbours. All have flowered and the display has been gorgeous. Now the frost has come they are still in flower and seem to be OK but my neighbour says that Penstemons are difficult and won't survive the winter. I saw Penstemons on several stands at an agricultural show. I asked what to do to get them through the winter. One woman said "dead-head them and leave the rest of the foliage to protect them from the frost." Another said "cut them down by half now and then right down to the ground in spring". And a man on another stall said "cut them right down and cover them with mulch." Now I am just confused! Which is right? I have taken some cuttings in case of disaster, but I would dearly love to keep the big, strong plants I grew from seed. What should I do? Any of those methods is OK "~)) It's just personal choice. Also, because I wanted to get some easy colour I sowed lots of marigolds ,rudbeckia and petunias. Much to my surprise these have carried on flowering and are still looking good after several hard frosts. Is this normal? How long will they go on flowering? Until it gets REALLY cold :~) Some 'annuals' manage to survive terribel weather - antirinums are an example. I have always thought that the real reason why antirrhinums are treated like annuals is mainly to overcome the rust problem. Is that wrong? Franz |
#20
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Penstemons
"Kate Morgan" wrote in message ... sorry I should have snipped my last post :-( Never mind, you have done it now. Better late than never. Franz |
#21
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Penstemons
"JennyC" wrote in news:bng92o$10i1j7$1@ID-
91345.news.uni-berlin.de: Also, because I wanted to get some easy colour I sowed lots of marigolds ,rudbeckia and petunias. Much to my surprise these have carried on flowering and are still looking good after several hard frosts. Is this normal? How long will they go on flowering? Until it gets REALLY cold :~) Some 'annuals' manage to survive terribel weather - antirinums are an example. I have an anterrhinum (sp?) drat it snapdragon...that is now 5 years old. Sod's law says it is a lemon yellow one I don't really like, but it always does so well I would feel mean howking it out. Further to the penstemon issue, I suspect any of the 3 sets of advice would work (and indeed the further advice posted above). The basic idea to bear in mind is that they are almost(but not quite) completely hardy, and might need a bit of protection in a cold winter or in a frost pocket. You could do that in lots of different ways. My guess: the first stand you asked at has a south-facing, sheltered garden, the second garden is somewhere a bit windy, and the third guy you asked has a north-facing garden where the frost lies long and icy. Hence the differences in technique. ;-) Victoria |
#22
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Penstemons
Not received on my server for some reason but I believe all from Emrys: Weather permitting, cut your present plants down to just above ground level in April when you can see the new shoots breaking from the base of the plant. In the meantime the foliage protects these young shoots from the frost and cold winds. I took quite a few penstemon tip cuttings last week and they will root quite easily in a temperature of about 50 degrees f. Chop the leaves of your cuttings back by about one third of their length and spray the cuttings several times daily with tepid water to replace the lost moisture. Just as important, keep them out of direct sunlight. Post back if you need any further advice. Regards, Emrys Davies. Emrys, Sorry but I would dispute your saying to spray the cuttings several times daily with tepid water. This will cause rot. Set the cuttings, give one good spray, place a plastic bag over the pot and you do not need to water again. They will root easily with no problems whatsoever. Penstemons do not like a lot of water. I speak from my own experience of collecting penstemons for several years and growing hundreds from cuttings. Iris McCanna (remove the NOT to mail me) (All outgoing mail guaranteed virus free) |
#23
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Penstemons
"Franz Heymann" "JennyC" wrote Some 'annuals' manage to survive terribel weather - antirinums are an example. I have always thought that the real reason why antirrhinums are treated like annuals is mainly to overcome the rust problem. Is that wrong? Franz Don't know, never had a problem with rust. they went on well the second year but then got straggly and had to make room for something else. Jenny |
#24
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Penstemons
'Iris',
The only reason why I give them a misty spray is because I do not like using a dome on my seedtray when striking penstemon, because it tends to 'draw' them too much towards the light. I use the plastic bag method for lots of other cuttings. Regards, Emrys Davies. "Iris McCanna" wrote in message ... Not received on my server for some reason but I believe all from Emrys: Weather permitting, cut your present plants down to just above ground level in April when you can see the new shoots breaking from the base of the plant. In the meantime the foliage protects these young shoots from the frost and cold winds. I took quite a few penstemon tip cuttings last week and they will root quite easily in a temperature of about 50 degrees f. Chop the leaves of your cuttings back by about one third of their length and spray the cuttings several times daily with tepid water to replace the lost moisture. Just as important, keep them out of direct sunlight. Post back if you need any further advice. Regards, Emrys Davies. Emrys, Sorry but I would dispute your saying to spray the cuttings several times daily with tepid water. This will cause rot. Set the cuttings, give one good spray, place a plastic bag over the pot and you do not need to water again. They will root easily with no problems whatsoever. Penstemons do not like a lot of water. I speak from my own experience of collecting penstemons for several years and growing hundreds from cuttings. Iris McCanna (remove the NOT to mail me) (All outgoing mail guaranteed virus free) |
#25
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Penstemons
" Emrys Davies" wrote in message ... 'Iris', The only reason why I give them a misty spray is because I do not like using a dome on my seedtray when striking penstemon, because it tends to 'draw' them too much towards the light. And how does it achieve this feat? [snip] Franz |
#26
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Penstemons
In article , JennyC
writes Until it gets REALLY cold :~) Some 'annuals' manage to survive terribel weather - antirinums are an example. Are antirhinums one of these 'perennials treated as annuals'? I have one which self seeded itself in a box of fuchsias and pelargoniums, and because that comes in over the winter, so does the antirrhinum. It's about 3 years old now. And I'm sure I've had them grow through the winter before now. They're not a favourite, so I don't really pay much attention to them. -- Kay Easton Edward's earthworm page: http://www.scarboro.demon.co.uk/edward/index.htm |
#27
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Penstemons
The Hardy Plant Society speakers always say that the wider/bigger the leaf the less hardy the Penstemon are. Janet -- Janet Tweedy Dalmatian Telegraph http://www.lancedal.demon.co.uk |
#28
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Penstemons
"Janet Tweedy" wrote in message ... The Hardy Plant Society speakers always say that the wider/bigger the leaf the less hardy the Penstemon are. Janet -- Janet Tweedy Janet, This is really interesting because it conflicts with my experience. Last winter here was the coldest for some years (down to minus 12) and I did lose some of the hybrid penstemons, but one of the survivors had the finest leaves, i.e. "Evelyn x Papal Purple". On the other side of the coin, some of the species have big/wide leaves and always survive without any problems at all - tough as old boots! Regards Iris (McCanna) |
#29
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Penstemons
In article , Iris McCanna
writes This is really interesting because it conflicts with my experience. Last winter here was the coldest for some years (down to minus 12) and I did lose some of the hybrid penstemons, but one of the survivors had the finest leaves, i.e. "Evelyn x Papal Purple". On the other side of the coin, some of the species have big/wide leaves and always survive without any problems at all - tough as old boots! Regards Iris (McCanna) Iris, I don't know the truth about what they said, it's just what I was told, however I personally find the finer leaves to be a little hardier in general. Interesting that you find the opposite! Janet -- Janet Tweedy Dalmatian Telegraph http://www.lancedal.demon.co.uk |
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