16 votes
Accepted

What is this monster thistle-like weed?

After a bit of research, I believe my suspicion was correct. It seems to me that you have Tall Blue Lettuce (Lactuca biennis). Wikipedia article: Lactuca biennis is a North American species of ...
Brenn's user avatar
  • 3,046
9 votes
Accepted

What is this tiny blue/purple flower with thin, vinelike stems, in Charles City, Virginia?

Even though I am no type of botanist, I can't resist a good puzzle. So I decided to look into http://www.wildflowersearch.com and came up with "creeping eryngo" or Eryngium prostratum Note ...
Lorel C.'s user avatar
  • 3,619
8 votes
Accepted

Is growing honeysuckle bad?

Just be sure that you plant the right type of honeysuckle! That white/cream colored honeysuckle that you are seeing/smelling everywhere right now is Japanese honeysuckle. It is extremely invasive, ...
Diane's user avatar
  • 1,121
7 votes
Accepted

Please help identify this aggressive vine?

Virginia creeper. I have this in my backyard. And I had to learn the difference between this and poison ivy as young VC vines have only 3 leaves at the growing end.
Bulrush's user avatar
  • 1,726
6 votes

What is this tiny blue/purple flower with thin, vinelike stems, in Charles City, Virginia?

It looks likes the beginnings of blue Hobbit stikle
Christy B.'s user avatar
  • 1,205
5 votes
Accepted

What is a non invasive, large, structural species of Bamboo?

Ain't no such animal. Well, Plant. I've looked... Clumping bamboos (cold-climate tolerant) do not grow particularly "large and structural". For that matter, in zone 5, about the best you can hope ...
Ecnerwal's user avatar
  • 23.8k
5 votes

Is Buddleja Butterfly Towers invasive?

With regard to the UK, this quote is from the Royal Horticultural Society: Known as the butterfly bush, the fragrant flowers of buddleja are a favourite nectar source for butterflies. These ...
Peter4075's user avatar
  • 3,912
4 votes

How can I get rid of mint?

I have experienced the same problem where the mint started taking over the raised bed and also started expanding beyond that. I did not want that problem to re-occur so I basically removed all the ...
JStorage's user avatar
  • 7,934
4 votes

Help identifying a weed/unwanted plant that pops up all over and unchecked, grows into a tree!

It seems a Fraxinus excelior (Ash). It grows fast and it likes stony places (like walls, streets). Young trees sometime have such reddish look (trunk, branches), especially on dry places.
Giacomo Catenazzi's user avatar
4 votes

What is this Prickly Plant Sending Out Runners

That looks like rose growth, most likely off a rootstock; possibly the grafted part of the original rose has died and now just the root stock is left and spreading everywhere. It's entirely separate ...
Bamboo's user avatar
  • 133k
3 votes

Is this branch from the blueberry root stock?

That is not from your blueberry, that's a kind of willow (salix). (I'll do some more research and post possible candidates for a better id later.)
Stephie's user avatar
  • 16.3k
3 votes

ID request, please. For a friend in Ventura, CA. Unknown volunteer plant

Ninety-Five percent sure it's a form of Fleabane (Erigeron annuus), it's in the daisy family, and I let it grow on the margins of my property. It's considered a weed, the public flower garden I weed ...
CloneZero's user avatar
  • 1,450
3 votes

Is the emu bush(Eremophila) invasive in california?

Srihari Yamanoor answered your question perfectly, with excellent references. I too did some research and found nothing to indicate invasiveness with this plant. I know you didn't ask, but just in ...
Sue Saddest Farewell TGO GL's user avatar
3 votes

How can I get rid of Cocculus Carolinus vine?

Triclopyr + cut stump = dead infestation. My lot was covered with Hell Vine (Trumpet Creeper), Virginia Creeper, and Grapevine when I moved in. Grapevine was easy, Virginia harder because of so many ...
Paul Nardini's user avatar
  • 2,173
3 votes

What is this tiny blue/purple flower with thin, vinelike stems, in Charles City, Virginia?

I don't have a conclusive ID for you, but maybe this will help someone else finish the job. I am convinced this is a member of the Sanguisorba genus. The leaves, sepals, rhizome, and flower head ...
Silt Loam's user avatar
  • 116
3 votes

How should I eradicate or control mugwort without herbicides?

Mugwort (there are a few species with that name, two of them are very aggressive invasives) is devilishly hard to control, so this is not going to be an easy task. I am not a fan of careless herbicide ...
cazort's user avatar
  • 330
3 votes

Some vines around root of hydrangeas?

The plant surrounding and climbing into the Hydrangea is Vinca - not sure if its Vinca minor or Vinca major; common name is periwinkle. The difference between the two varieties is one has smaller ...
Bamboo's user avatar
  • 133k
3 votes

Is Buddleja Butterfly Towers invasive?

I agree with Peter's answer; if you look at the images in the Sun, they demonstrate a complete lack of attention and neglect in earlier years. In my experience, yes, Buddleia does sometimes (though ...
Bamboo's user avatar
  • 133k
2 votes

How can I get rid of mint?

One of the best ways is to use a combination of digging it up and then applying only vinegar to anything that shoots up on hot days so the vinegar will soak into the plant
Mack's user avatar
  • 21
2 votes

Is growing honeysuckle bad?

Why not grow a honeysuckle cousin, Honeyberry (Lonicera caerulea)? With this non-climbing fruiting bush you get flowers in spring followed by tasty edible berries (similar to blueberries). ...
Organic's user avatar
  • 544
2 votes

What is this tiny blue/purple flower with thin, vinelike stems, in Charles City, Virginia?

How sure are you that the trifoliate leaves belong to this flower? It's just the flower resembles Pontederia lanceolata, see here https://www.rightplants4me.co.uk/content/plant?PlantID=2830&...
Bamboo's user avatar
  • 133k
2 votes

What is this Prickly Plant Sending Out Runners

Rugosa roses are characterized by rugose leaves, which means deeply creased. They have heavily etched veins in their leaves. That looks more like a hybrid spinosissima Rose, and may have been a ...
Philip's user avatar
  • 21
2 votes
Accepted

What is this Prickly Plant Sending Out Runners

Rosa Rugosa I've added a pretty informative site. We sold these plants at all the nurseries I've worked or known. They are invasive, yes they are, birds eat the hips and poop them out. Easiest thing ...
stormy's user avatar
  • 40.3k
2 votes
Accepted

Is the emu bush(Eremophila) invasive in california?

Not per Cal-IPC. There is no source more reliable for CA, but you can always call CNPS or Cal-IPC directly. I searched both the genus name and the common name and the database returned nothing. Here ...
Srihari Yamanoor's user avatar
2 votes
Accepted

How to eradicate bamboo from suburban SFH?

Bamboo GardensThis article might alleviate much stress and anxiety. I guess the 'invasive' nature of plants is based upon seed dispersal, not roots. What the previous owners should have done was to ...
stormy's user avatar
  • 40.3k
2 votes
Accepted

Why can't I kill bamboo roots with bleach?

First, let me just say that the bleach treatment will do nothing much in regard to the roots of the bamboo - the majority of the root system is widespread under the hard landscaping, and is ...
Bamboo's user avatar
  • 133k
2 votes
Accepted

Is this plant a young black swallow-wort?

As you say at this stage it could be a number of things including lilac for example. A key factor in helping identify is that Swallow Wort shoots grow from rhizomes, thick roots that persist through ...
Colin Beckingham's user avatar
2 votes
Accepted

Trying to identify this invasive vine

I've never heard of porcelain-berry, but looking at the Virginia Native Plant website, your climber certainly looks like it. In particular the "inflorescence ... is a cymose panicle – its ...
Peter4075's user avatar
  • 3,912
2 votes

Trying to identify this invasive vine

If the berries just turn black and aren't multicoloured, it is most likely wild grapevine (Vitis riparia); porcelain berry and wild grape are often confused with one another because of their ...
Bamboo's user avatar
  • 133k
2 votes

Is Buddleja Butterfly Towers invasive?

If you do a web search on "invasive buddleja" you will find loads of sites describing the plant as invasive (it's not invasive in my area of the world (yet) because it tends to die after one ...
Jurp's user avatar
  • 19.2k

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