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14 votes
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Ants on trees - ok or bad?

The trees have probably got aphids. From the RHS website here: Ants may be found climbing plants with aphid colonies, they tend the aphids obtaining honeydew as a reward. The ants will remove aphid ...
Peter4075's user avatar
  • 3,977
14 votes

Ants on trees - ok or bad?

I agree with the other answers, you probably have an aphid infestation. But rather than spraying your trees to get rid of the aphids, you may try putting a ring of glue on your tree, to get rid of the ...
Garrluk's user avatar
  • 141
10 votes

What plant is this and how should we take care of it?

First, let me assure you there is no need to apologise for 'your ignorance'; you're not the first to not know a plant name and you certainly won't be the last! That said, this is Schlumbergera ...
Bamboo's user avatar
  • 135k
10 votes
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What is this plant with green-pink leaves called?

You have a small Hypoestes phyllostachya, also known as polka dot plant. This native of Madagascar comes in different cultivars with green leaves dotted with a contrasting color. Yours is pink, there ...
Stephie's user avatar
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9 votes
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Pest, etiolation, soil or overwatering? Other causes of pale-brown tips in Aloe Vera

Based on the plump, browning tips on the leaves, this initially appears to be classic aloe over-watering response. BUT, once every three weeks isn't necessarily an unreasonable watering schedule for ...
GardenerJ's user avatar
  • 5,879
9 votes
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My basil is "rotting", here's all the clues I have gathered

Looks like a heavy whitefly aphid infestation - they're usually underneath the leaves and suck the sap within, causing the leaf to shrivel and die. You can't treat with pesticide because it's an ...
Bamboo's user avatar
  • 135k
9 votes

Ants on trees - ok or bad?

The problem with not treating for aphids is it's likely to get worse, especially with ants warding off aphid predators. With large trees, it's obviously next to impossible to treat for aphids because ...
Bamboo's user avatar
  • 135k
9 votes
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What to do if too many seedlings are in the same pot?

You seem to have more than a hundred seedlings overall. Are you willing to grow every single one of them into adult plants? I'm assuming not. If that's the case, you'll be discarding them at a later ...
willyjoker's user avatar
8 votes
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Need help identifying this plant

This is Equisetum arvense, the field horsetail or common horsetail. It is a herbaceous perennial plant, native throughout the arctic and temperate regions of the northern hemisphere. ~Wikipedia ...
Brenn's user avatar
  • 3,056
8 votes
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This plant doesn’t want to stay alive

It's a Fittonia, common name Nerve plant. These can be difficult to keep healthy because they require high humidity, draught free conditions and steady, warm temperatures. They do not appreciate ...
Bamboo's user avatar
  • 135k
7 votes
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Orange spots on Polypodium

I can't get a close enough image to examine the spots thoroughly, but because they're evenly spaced, its most likely these are sporangia, or spore cases. It's a sign of a healthy plant and the spores ...
Bamboo's user avatar
  • 135k
7 votes
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Benefits of wiping the dust/dirt off the leaves?

Cleaning of plant leaves is usually only done on houseplants, because they're inclined to accumulate a lot of dust over time. Outdoors, exposed to the elements, plants get 'cleaned' by moving air (...
Bamboo's user avatar
  • 135k
7 votes

Can I leave a second, 2 spike phalaenopsis orchid attached to the parent plant for now?

Wow! Why do my orchids never do that? ;-) As you can read, I have no hands on experience with this, but I know this phenomenon. It is called a Keiki, a baby orchid. The baby is a clone of its mother. ...
benn's user avatar
  • 13.2k
7 votes
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Does it make a pure utilitarian sense to have indoor plants for dark rooms solely for the purpose of purifying the air?

The air purifying meme is based on a study by Nasa in 1989 and has been enthusiastically promoted by anyone who likes or sells plants. Other studies have found that when you do not put the plants in ...
kevinskio's user avatar
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6 votes
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Office plant identification and care

I hope it's still alive, It's definitely a fern, which usually grows beneath the canopy of trees where it's usually shaded and humid. Picture a walk through a misty forest, full of moss and ferns in ...
I-love-science's user avatar
6 votes

My aloe plants turned grey when I took it outside

Too much sun, no easy, slow transition from dim inside light to right out in the harsh sun - Aloes really hate that, IME. Put the poor things in the shade and give them time. Eventually they can be ...
Ecnerwal's user avatar
  • 25.1k
6 votes
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Quality of soil in plants sold in 6" pots sold at retail stores?

Not initially, no, it's not necessary, but within a short space of time during the growing season, you'll find they need bigger pots anyway as they grow because they'll need more root room, so do it ...
Bamboo's user avatar
  • 135k
6 votes
Accepted

How to care for a tree with a rotting crotch at ground level?

Your tree looks very healthy. The depression between the trunks looks amazingly clean and dry! Keep on doing what you are doing because it is working. I see that your neighbor to the west has an ...
stormy's user avatar
  • 40.5k
6 votes

My Areca Palm is dying

First thing to do is correct your watering regime - little and often is not a good idea, it's better to let the plant dry out slightly between waterings, and water thoroughly when you do water. If the ...
Bamboo's user avatar
  • 135k
6 votes

Is the trunk of this honeysuckle in danger of being strangled?

I don't think it's in danger of being strangled. Like trees do, if there's an obstruction, the woody parts will envelop and surround whatever the obstruction is, if they have to, but, being a vine, ...
Bamboo's user avatar
  • 135k
6 votes
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Lavender is taking off!

The taller stems are flower stems; later, when the flowers have finished, you'll be clipping them back right at the base, where the leaves are, and taking a little leaf material too to try to keep the ...
Bamboo's user avatar
  • 135k
6 votes

Adopted houseplant, need help with identification and care instructions

I'm no expert but have successfully kept an orchid like this growing for several years in a similar climate (NW England). Keep out of direct sunlight as mentioned by Jurp in the comments. Ours have ...
Carl's user avatar
  • 161
6 votes

Help with dying plant

Your question has the essential clue: a hallway with no sunlight. If you look closely, you will see that the new leaves are significantly larger and lighter than the older ones, which the plant ...
Stephie's user avatar
  • 16.6k
5 votes

Which of these Air & Pollution cleaning plants best fit a window/ balcony in Mumbai Weather?

Based on all three links that you have provided, as well as the availability of the said plants in Mumbai, these plants will not only survive, but thrive, as well as clean the air. They are low ...
spinge's user avatar
  • 363
5 votes

How should we treat cracks in the stem of Aloe Veras?

I would just leave it. This happens in the wild and plants are fine. It looks like a fairly new/small plant so pruning that much leaf structure might do more harm than good. If it's lacking support or ...
Chris's user avatar
  • 183
5 votes

How should we treat cracks in the stem of Aloe Veras?

Succulents do not 'heal' in the traditional sense from cracks or tears. Leave it be, unless it is starting to rot, and hopefully the plant will continue to grow and a new leaf will come up. You could ...
Viv's user avatar
  • 921
5 votes
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What to do with the damaged leaves of the Snake Plant (Sansevieria)?

It is up to you. Brown tips clearly indicate a problem, usually watering, soil imbalance or too much fertilizing. There is no need to do it. That is a dead part of the leaf and will cause no further ...
Srihari Yamanoor's user avatar
5 votes

Why does my new ZZ plant have yellow and broken leaves?

First, I am not sure I follow you all the way. This was the best plant, and already had the yellow leaves when you got it yesterday? I would not have made that choice, if this was indeed the case. ...
Srihari Yamanoor's user avatar
5 votes

How should I overwinter my potted clematis in Massachusetts, Zone 6a?

I agree with Srihari, generally, and also with most of what Stormy says, with a caveat. Assuming they've been outdoors all summer, plant them, now - but don't plant into a mound (sorry Stormy!). I don'...
Bamboo's user avatar
  • 135k
5 votes

Help! My Song of India (Dracaena reflexa) plant is dying!

If it has no roots at all, then it cannot support any topgrowth, which is why its all dying back. At this stage, without roots, photosynthesis for the leaves is not something that's necessary in any ...
Bamboo's user avatar
  • 135k

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