Ed Hume Answers Your Gardening Questions
Ed Hume cannot answer all of the garden questions he receives, but questions
of general interest will be answered here every month. Email your questions
to HumeSeeds@aol.com. Please
note: we do not accept attachments.
Before submitting a question, be sure to check the index
of previous questions and answers or search our
site using key words. Many questions have already been answered
here on the site.
Other June Links
This spring many of my daffodil
put up green leaves but no flower. Others in my neighborhood experienced
the same thing. This is only the second season for my bulbs. Any idea what
happened?
This condition is sometimes
caused by the Daffodil bulb fly. The insect eats out the center of the bulb,
which is where the flower develops. You might want to dig a bulb, cut it
open with a knife and see if the insect is inside. It is a tough insect to
control because it is inside the bulb.
I have a really serious spittle
bug infestation this year, nothing seems to get rid of them. They are
particularly fond of the lavender hedge and the roses, although the loosestrife
have some too.
I live in Portland, Oregon, where we had this really unseasonable summer
weather lately. I have tried daily spraying with water, and then diazanon
spray, but they come right back, sometimes by the same evening!
To expose the insect by spraying
is the right approach, but you are using the wrong insecticide. On food crops
use an insecticide that contains Malathion. On ornamental shrubs, use a product
like Isotox or Orthene.
If you have just a few insects, it's probably not worth worrying about.
A friend of mine and I just
finished a Master Gardening class. She has asked this question to our class,
but no one has been able to answer it. Can you vine feed pumpkins? Actually
inject the vines with something for feeding and growth? If so, what do you
inject them with and what is the process?
I read recently about one hobbyist
injecting milk into the vines of pumpkins. The article did not state the
method that was used.
All of my references (including that from previous record holders) suggest
that foliar feeding, once a week, using a balanced liquid fertilizer like
20-20-20 at half the recommended rate, produces the biggest
pumpkins.
I would like to treat my gravel
parking area with a herbicide to rid of the existing grass and weeds. What
would you suggest that would do the job and be relatively safe in the
environment?
'Round-Up' or 'Finale' are
quite effective on controlling most weeds and grasses. Their residual period
is only about three weeks. Of course, read and follow label instructions.
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