New Guinea Impatiens Failure

ng-imp

I have had a disaster with New Guinea Impatiens this year. Rather than grow from seed I bought a pack of half a dozen plants to grow on. The only trouble is they haven’t grown on but got sickly and hardly survived.

Errors and correct treatment

  • I used a peat based compost to pot them into. I should have used a faster draining soil based John Innes No 2.
  • The leaves have gone brown and limp because they were on a windowsill getting too much hot sun before they were strong enough. I should have given them less direct sun whilst young.
  • Once or twice I must have let the soil dry out. New Guinea Impatiens must have moist soil at all times and I regret not standing them on some gravel to help humidity.
  • I have not fertilized the plants but as they have barely grown in 6 weeks it is due to other health problems. Feed when growing.
  • I have not got red spider mite – at least I have saved them from that problem.

I gave some of the lilac flowered plants away so  am interested to see if they have done any better. I also put some of my sickly plants in a plastic zip up greenhouse outside so I am now off to see how they have done.

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4 Responses to New Guinea Impatiens Failure

  1. gill June 3, 2009 at 16.03 #

    I too bought lovely red new guines impatiens from a well know shop. I spent £25 on ten plants for my very sunny balcony pots and the flowers are shriveled and the leaves are brown…sounds like a cue for a song!

    I’m really disappointed. I usually spend less on my plants and they fare a lot better….

    Should i ask for my money back?!

  2. Ken Groves June 3, 2009 at 16.03 #

    I have not had any success with my new guinea impatiens I transfered them into a general purpose compost! I may have over watered them or they do not like too much sunshine!!

    Any sugestions to solve my problem??

    Ken

  3. admin June 3, 2009 at 16.03 #

    See reply to Gill

  4. admin June 3, 2009 at 16.03 #

    We are all in the same boat I think. In the wild they live in gravel near streams so the roots get water and the leaves are well drained. A breeder tells me to try 12″ containers and stand the pot in some water regularly and do not let the plant dry out. I guess we will have to try again.

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