For questions about how to maintain or assess a plant's health.

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3
votes
1answer
7 views

How should I tame my overgrown Phalenopsis?

My phal finished blooming last week, so I am now ready to repot. However, the plant has gotten quite unruly. It's about 5.5" from the soil line to the center of the top leaf, has developed a fairly ...
3
votes
1answer
57 views

Why are my Meyer lemon's leaves yellowing and falling off?

I purchased a 1-2 year old Meyer lemon. We keep it indoors and it was doing great, and started blossoming all over. Then we re-potted it, using some citrus soil and one of those self watering pots. I ...
3
votes
4answers
75 views

Is 'fertilizer' considered FOOD for plants?

Plants seemed to have thrived for millions of years without any fertilizer being added. Why can't I just not use fertilizer?
1
vote
0answers
37 views

Indoor gardening with rockwool

So, I decided to do research on using rock-wool for my indoor panting needs, rather than the potting soil I obtain from the local stores here. Reasons are 1. I have some rock-wool leftover after ...
2
votes
1answer
28 views

What's causing these small black spots on my basil plant?

I have a basil plant in my flat which has recently developed some light patchy areas with small black spots. Can anyone tell me what is causing it? I occasionally use some left over Tomorite to feed ...
2
votes
3answers
92 views

Why did a section of leaves on my Holly bush turn brown?

We have two East Malatka Holly bushes in our flowerbed, which were only planted 5 months ago (they were in 15 gal pots, so already pretty large). They have been doing well, until just the last week ...
4
votes
1answer
61 views

What are the black spots on my paw paws and how do I treat them?

I have six paw paw trees, all of which were going fine, then almost all together started to develop these black spots on the leaves and fruit. It has progressively gotten worse, and caused most of ...
1
vote
1answer
32 views

Does soil need to be acidic for carnivorous plaints (droserae)

I'm still trying to grow carnivorous plants, and with reasonable success. Recommended: Peat / sphagnum moss Now generally, these plants grow in "wet, boggy, acidic soils" as every source will tell ...
1
vote
1answer
31 views

Pruning and caring for heuchera / coral bells that have gotten too much sun?

It's getting into the driest, hottest part of summer here in MI and my heuchera / coral bells are starting to show some dissatisfaction with it. The outer leaves are browning and turning crispy. My ...
3
votes
1answer
51 views

Yellow leaves in hardy kiwi

I have multiple hardy kiwis on my balcony and one of them started to have strange colour on the leaves, dried out. What could that be from? My guesses: There was a really heavy sun for the ...
1
vote
1answer
73 views

Holes in hardy kiwi leaves

On my balcony I have just planted my hardy kiwi. I found that some leaves, particularly smaller ones, have holes: I'm using universal soil (ph 5.5-6.5). I'm watering it everyday as the flowerpot is ...
13
votes
6answers
4k views

Chlorine vs Chloramine: Both harmful?

I've seen a lot of information saying that chlorine can be bad for some plants and the suggestion to let the water sit out for several hours before using it on plants. I rarely see anything about ...
7
votes
1answer
738 views

What is causing the leaves to develop brownish patches between the veins on my tomato plant?

My tomato plant's leaves are turning brown in some places (photo). Zoom in It seems to affect mostly older leaves, but not all of them, as you can see in the image. It starts with a few small brown ...
1
vote
0answers
32 views

What is causing curling and white, hairy growth on the leaves of my chili plants?

The leaves on my chili plants have started curling up, and on the underside of the leaves along the petiole, I've noticed a line of very fine white hairs. What's wrong with my plant?
2
votes
1answer
51 views

Is my limp Elephant Ear dead?

I have an elephant ear plant. I planted it about three months ago, and it has been limp for the last two days. What used to be open and spread out is floppy and all over itself. It's not yellow. Is ...
3
votes
2answers
843 views

Why did my young cucumbers turn yellow and fall off?

My baby cucumbers turned yellow and fell off. I have 2 cucumber plants that produced 8 cucumbers each, however, the other flowers with small cucumbers turned yellow and fell off. What causes that ...
3
votes
2answers
39 views

How to prune a Salix Integra recovering from scale infestation

I just wondered if you could point me in the right direction with regard to pruning my Salix Integra. Im just about to treat it for a scale infestation and could do with some tips. Here's a picture ...
1
vote
1answer
105 views

White fuzzy hairy stuff on plant leaves…ugh, what to do

The plant is healthy otherwise, I see a few ants crawling around on it. Is this a sickness? How do I remove this and get shiny leaves like I see others have?
1
vote
3answers
34 views

White spots growing on small tree in UK garden

I've just noticed these white growths on a tree in my garden (UK). Does anybody know what it is, what I should do about it? I believe the tree us a Salix Integra Thanks for your help EDIT: ...
0
votes
1answer
35 views

What is this fur on the outer leaves on my Peperomia angulata?

There is white fur on some outer leaves of my peperomia angulata. Is this normal or should I be worried? New images:
9
votes
4answers
331 views

How long do amaryllis bulbs live?

I've had an amaryllis bulb in a pot for about 5 years now and the bulb hasn't been doing much for, I reckon, over 6 months. When should I consider getting rid of it? Could it have run its course?
17
votes
2answers
9k views

Why has my mint plant gone all woody/sparse/stringy?

I grew my mint plant in a pot to contain the roots, and that has worked well for 3-4 months. However, the plant is not really producing fresh leaves now. Is there anything I can do?
3
votes
1answer
90 views

Are phytosanitary certificates needed to ship a plant within a state?

Apparently my state, California, has stricter restrictions of shipping plants. Many online nurseries say that I must pay extra money for a phytosanitary certificate to ship to California or else the ...
2
votes
2answers
14k views

Why are my chilli pepper leaves curling and new flowers are falling off?

Could you please tell me why my chilli pepper plant leaves are curling. The plant has grown to about 15" tall and has produced some chilli peppers. The peppers are already maturing but new flowers ...
2
votes
0answers
86 views

What is causing brown spots on my mint plant?

I have been rooting my mint in water and it rooted, then I found those brown spots appearing. It happened with all the mint plants I had before. I am in Egypt, and it gets morning sun and no afternoon ...
1
vote
0answers
37 views

Life-support for plants: How can I re-grow my plants from half-dry stems

So, I got a couple of roses, ivy, holly, jasmine, porthos and gardenia plants back in December, but now they all seem to be near-death. I have tried several times to resurrect some of my plants using ...
4
votes
1answer
81 views

Will my avocado plant grow after the top has broken off?

I tried to root an avocado pit in water with toothpicks as suggested, but gave up after leaving it for quite a long time. Finally I just stuck the pit in dirt and watered it. Six months later a tall ...
4
votes
2answers
128 views

How can I help a rhododendron with yellowing leaves and a dead section?

I have a rhododendron which was healthy last year, and produced gorgeous white flowers. Today I noticed that many of the leaves are turning yellow, and a section appears to have died. ...
3
votes
1answer
53 views

Can you grow Baby's Breath very close to each other?

I was sprinkling some Baby's Breath (Gypsophila elegans) seeds on a planter and I was wondering if it's possible to grow all of them together even though they're very close instead of having to play a ...
2
votes
1answer
203 views

Why would my basil leaves have a sharp, unpleasant smell?

I have a basil plant that's getting plenty of sunshine (it's around 29 °C today, with clear skies). It's in a big pot, not shaded, and the soil is damp. We had a lot of rain a few days ago, and ...
1
vote
1answer
121 views

How can I revive a wilted Mexican feather grass?

I bought a Mexican feather grass from the clearance section so I know it's been taken care of, it's just a little droopy so it was heavily discounted. Since I thought I'd like it, I'd love to be able ...
3
votes
2answers
105 views

Does this orchid have a viable stem? If not, will it grow one if transplanted to a larger pot?

I received a Phalaenopsis Orchid as a Valentine's Day present. It was in a glass vase, and atop the straight stem, which was held to a support stick by a hair clip, were two lovely pink flowers. It ...
3
votes
2answers
37 views

Why did these plants dry/burn?

I bought a small venus fly trap kit to sow. Three of them sprouted and they were growing well. I had placed them at a south facing window, watering them every few days. I found them like this a few ...
4
votes
1answer
108 views

Is there a way to straighten an older tree that started crooked?

I have a pecan tree that is about 6 years old that is growing about 5 degrees off vertical. I've tried to stake it several times but to little effect. Currently I have a ratchet strap trying to pull ...
5
votes
1answer
147 views

Rue with white dots and some 3mm white bugs

I have a Rue plant in my terrace, and for many weeks it has had some sort of plague made of white dots and some slightly bigger bugs, oval shape, no more than 3mm long. I've been using an organic ...
5
votes
1answer
101 views

Can I eat carrots with wormholes in them?

I started cleaning up and cutting two big carrots to make a soup when I realized worms had dug galleries in them. Is it safe to eat them even if I clean them? So far I have not found any worms but can ...
2
votes
1answer
140 views

How Should I Take Care of These Two Phalaenopsis Orchids with Different Behaviors?

I bought a pot of Phalaenopsis Orchid while its flower was almost dead a few months ago. Several weeks later I bought another pot with no flowers on it. I've been keeping both pots in the sitting room ...
6
votes
1answer
92 views

Could a spider be causing my orchids and cactus to die?

I had several small plants in the office (two orchids and a small cactus) that died. In a short time they began to dry. Now a third orchid is beginning with similar symptoms and I wanted to ask what ...
4
votes
2answers
74 views

How can I save my Venus Fly Trap after being watered with tap water?

My coworkers used normal tap water to water my Venus Fly Trap. How can I save it?
10
votes
2answers
3k views

How does pH affect plant growth?

I am aware that different plants thrive/need different pH levels to grow. What is it about the alkalinity/acidity of the soil that effects how a plant grows? Note: I understand that this could have ...
2
votes
1answer
606 views

Why are the leaves turning yellow on these conifers?

I have two kinds of conifers in the front yard. They are in a spot with eastern exposure, but the sunlight is somewhat blocked by a big house on the south side of the yard. They get a lot of shade in ...
2
votes
1answer
333 views

Can I fix my lucky bamboo that has yellow stalks?

Is it possible to save my lucky bamboo plant? The stalk is yellow and starting to turn brown but the leaves are still green. I have cleaned the glass container it is in and placed it in indirect sun. ...
1
vote
0answers
23 views

Curious to know why over-watering leads to root-rot yet the same plant can be grown in water? [duplicate]

I bought a few pothos plants from home depot last summer, and from my investigation, it seemed they all died from root rot. I tried every thing I could to save them but they just would not stop. But ...
3
votes
2answers
92 views

How should I deal with carpenter ant damage on my old almond tree?

I have an almond tree on a house I purchased. The tree looks very old and the large bulk of it didn't have much green - looked very dead. It was growing sideways and near the base of the tree some new ...
8
votes
1answer
2k views

Can an aloe plant that's completely rotten at the base be cured?

I had a potted aloe plant that looked like a set of leaves coming out of a single spot at ground level. One day it just fell apart - the leaves and the roots got completely rotten at ground level and ...
3
votes
2answers
123 views

What is wrong with this Fargesia?

Looks like some kind of leaf miner, but I've never seen it before. What is it, and is there an "organic" way to treat it?
3
votes
1answer
73 views

What is the name of this plant, is it edible, and how can I care for it?

I took a little bunch, but it in water and planted it when I saw the roots. the original plant was low, close to the floor. I kind of like it going up. This plant smells really nice. It's super ...
1
vote
1answer
66 views

Should I remove rhododendron buds which didn't open before the winter?

I live in Massachusetts and have ten large rhododendrons which bloomed profusely last spring. In September, numerous buds appeared on each bush, but the winter came before they had a chance to open. I ...
0
votes
1answer
98 views

How useful/reliable is the Parrot Flower Power? [closed]

Has anyone used a Parrot Power wireless plant monitor, is it worth the money or is it just a gimmick or fad that I should let pass? Are there any other products similar to this type of Internet of ...
3
votes
3answers
1k views

What causes my zucchini leaves to become light yellow?

Please have a look at these images of my zucchini plant: What disease is this and what is causing this? What are the solutions to counter this? Location: India. Weather In May-June: Hot! > ...