• Plant ID – Common buckthorn

    Can you tell me what this tree is? I have a couple of close ups of the branches and leaves and don't see anything similar in our neighborhood. Thanks

  • Oak Trees Leaves Blackening

    Hi, The leaves on 3 once healthy oak trees (20 yr. or so old, 30 ft tall) have withered and darkened: we only noticed this 2 days after the recent frost. Upon inspection there are some tiny insect holes on some ...

  • Red Oak Tree foliage problems

    Hi I have a red oak tree that is about 15 years old (I planted it 9 years ago) .. It is about 6 meters and was previously doing very well. Not this year. I've noticed this year that many branches ...

  • Hydrangea leaf curl

    Our whole community has gorgeous hydrangeas...last year we removed leaves that had fused together with a green caterpillar residing within. The plants did not bloom. We have the same problem this year. Should we just pull them out? ( I ...

  • Crown gall in Euonymus

    Hello, I have a Toronto garden (part sun, ammended sandy loam, irrigated) that I planted with Euounymus coloratus several years ago. It was badly infected (and I mean BAD) with crown gall, so I have removed it...at least 250 sq. ft. ...

  • Leaf tier worms on hydrangeas

    My hydrangeas are covered with their leaves woven together from I gather the leaf tier worms. Should I cut them off or treat them with something?

  • White Pine Aphid Treatment

    Hi, I have a 10-year-old, 16-foot white pine in my backyard. It has been doing fine for most of its life, but in the last two years has taken large amounts of damage from a heavy infestation of white pine aphids ...

  • Plant ID Request

    My initial guess is that this is a variety of nettle, however it does not match any images I was able to find online.  It grows "wild" in my backyard garden, becomes 6 or 7 feet tall by the end ...

  • Beets

    Last summer /early fall (september) when I was ready to pull my mature beets for consumption and storage, I was shocked that the beets were hollowed out by something.  They grew into good size mature beets but the flesh had been eaten.  I ...

  • Mold on Peat Pots

    I have bought some jiffy pots other years.  They always end up getting very moldy!  How can I avoid this happening this time.  There must be a way to do it, because they keep being available for sale, so some ...

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