Plant Health

I sprayed my yard with bug spray and since then all the leaves have fallen off of my burning bushes and they look dead. It is August and I don't know what to do to

Hello, gardening gurus, I have a 1.5 m potted Christmas tree which I keep under my front veranda. It does not get direct rain, so I water it weekly and it does not get direct

I have two hydrangea plants. One I believe is called a Lucy or Lacy and that is the one that is infected. The other one, we don't know what the name is, but it has a light

My avocado plant although looking healthy, and about one foot tall, only gets two leaves growing at one time. These die and fall off and two more leaves will grow. I have it

My tomato plants get small brown spots on the lower leaves, then a little hole. Then the leaves curl up and get dry. They do not get better. This started on 6-17-12.

The "starter plants" (coleus) wilt at ground level. Is this a soil or insect problem?

My tomatoes have black spots on the leaves. What do I do ? I am growing them in pots.Thanks.

The leaves are turning yellow on my tomato plants. What should I do?

I am not sure if it's a disease or what? Not all my tomatoes' leaves are yellow. They are brown at the end of the leaves, too.

My hibiscus plant has a white powdery substance on the leaves and stems. The leaves turn yellow and fall off. How do I get rid of it? What is it?

My burning bushes have been healthy for 15 years, but 4 years ago they started developing light green spots on the new growth. By mid summer the leaves start turning

My tomatoes are 3ft. tall with small tomatoes on them. One plant has about 15 tomatoes on it and looks healthy, but a few of the leaves are curling up here and there, but not

My avocado tree has leaves that are turning brown. There is very little new growth. Please help.

I have a dozen or so Bamboo plants, all are thriving except my P. Nigra. It was very pot bound when I purchased it 9 months ago, but is in a 1m tub and has grown well

My tomatoes, as they ripen, acquire a black/brown area at the base. What is this? and how can I prevent it?

How do I use tea tree oil on plants to help stop mold? Can you give me a solution to make?

My crown of thorns has black spots on the leaves. What seems to be the problem? Thank you.

I have gardened at this location for the past 40 years with no problems. Last summer (2010), almost every vegetable and flower got a heavy white coating and many died prior to frost.

There is fungus on the vines and tomatoes. Can I use Blue Shield on these plants?

I have had a Topsy Turvy tomato planter on my balcony for a few months now. It has turned purple and green in some spots on the plant itself. I was wondering if there is something

My spuds have a bad case of scab. I don't think they're going to keep at all. Will it affect next year's crop as they're grown in a raised bed?

This is the second summer I've grown zucchini and yellow squash in my garden. Both years the leaves become covered with powdery white mildew. Eventually the bottom leaves die

We recently planted a dwarf burning bush. It is in full sun, in sandy, well drained soil and I water it daily. Some of the leaves are brittle and brown. Am I watering

What can I do about black spots on tomatoes with out using chemicals?

The top half of a couple of my tomato plants have leaves that are curled up and hard. These plants did have a few tomatoes that were alright, but no more flowers are being

Why are my new cucumbers that are setting on turning brown and dying on the vine before growing?

I have two confederate jasmine plants (separate locations), the leaves are turning red/yellow/brown and then falling off. The plants are eight to ten years old. The ground is

I recently bought a lilac bush about 1-2 feet high and it flourished for the first month. Now the leaves are yellow edged and are pocked, and turning inward. Am

I planted a grape vine, for decoration. Many neighbors have done the same, but mine seems to have stopped growing and the bottom leaves have turned yellow. The other vines

We have raised hibiscus outside during the summer for years with hardly a problem. This year, our plants and several neighbors' plants continuously develop brown leaf

I just planted some tomato plants into a large pot, it's been about 5 days now. After I transplanted them I watered them with a little Miracle Gro and plain water. But

My tomatoes leaves are turning black underneath. What causes this? They are blooming at this time.

I planted hosta bulbs this year and they are all coming up great expect it looks like something is eating the leaves. They look light brown and see through. Does this

My Norfolk Pine has been planted outside for the past 7 years. It has thrived and is almost 25 ft. tall. It survived the hurricane when salt water covered the soil. After this

How do you get rust to stop growing on hollyhock plants and other plants that get the rust really badly?

Two of my azaleas have yellowing leaves and black spots. I'm fairly sure the yellowing has something to do with iron induced chlorosis, but the black spots are throwing me. Is

I have the problem of lack of chlorophyll in the top half of Lomandra longifolia leaves due to either a fungi or mites; I am unsure. They are in sun and sand on

I just moved a beautiful variegated ivy inside due to the cold weather. I watered it good when I brought in and now a bunch of the leaves have turned yellow. Is this terminal

Can I reuse compost that has had tomatoes which were affected by blight? I usually reuse the compost from the greenhouse to grow the following year's new potatoes in bags.

My chili tree has dried up and doesn't look healthy. I put all purpose fertilizer on it, just a palm full, as well as blood and bone. How can I revive it? It used

My crown of thorns plant is in the ground with full sun. In the past few days at least one fourth of the leaves have turned yellow with black spots.Can you say why or what

My zucchini and summer squash both have brown and yellow leaves. Is this because I water too much or is it getting too much full sun?

My hanging tomatoes are looking good, but some of the leaves are yellowing. What am I doing wrong?

I was given a PJM Elite Rhodie that was going to be tossed away. It had leaves that were curled up. I transplanted it into my yard and leaves are still curled after about

I Have a hydrangea tree (Pee Gee) and it's in partial to full sun. Only one side is blooming and the leaves are starting to turn brown and die. What can I do to revive

I have a tiger lily in a pot. All up and down the stem there are brown, hard, round "things". They are stuck where the leaves come out of the stalk. Are they part of the

My camellia has some leaves that are turning brown. I asked the gardener if he knew what it was? He thought it was bugs, but I had it checked out and it's not. What

I am trying to find an organic remedy for tomato plants with yellowing lower leaves and brown spots on them. They are growing beautifully and producing well, but I noticed

My red current plant was doing well indoors. When I moved it out during the recent good weather the plant died out. What can I do to revive it?

I grew a plant from an avocado pit and it's done really well. It is 2 feet tall with about 15 leaves. However, I recently went through a move and it was accidentally

I have purchased three tomato plants. They have grown in the past 3 weeks and gotten several yellow blooms on them, but then they fall off. I have grown tomatoes before and

My day lilies started to bloom fine early in April, then when it started to get hot the stems started turning yellow and dying back. It also stopped blooming. I water it in well

I have black leaves on my clematis. What is the reason and what's the cure?

I have a tomato planted in a pot and now it has black spots all over it. What can I do? Is it a bug?

We have had a lot of rain recently and now my vegetable garden including my corn is getting light green to yellow. Is there something I should add to the soil?

I have a house plant looks like a hen and chicks, but as it opens it has like cotton that spreads across it. I think it is called a spiderweb welock, but it seems to be

I had a very tall tomato plant and when I transplanted it outside, about 9 inches of the top broke off. Will it recover and grow, or should I just get another one?

My tomatoes are turning brown on the bottom.

My palm is turning yellow. It is planted in a large pot out doors.

My maples have pointy stalagmite type fungus and a ton of leaves are dropping as though they were cut at the stem. It looks like October there are so many leaves. What is

I have several Queen palms in my yard that appear to be dead from the freeze. One of six is showing signs of life. How do I know when to give it up?

I am growing a potted stevia plant. On windy days I bring it inside. A few days ago, I noticed tiny little bugs flying around its base. I have checked for them every day

My Big Boy hybrid tomato was doing wonderfully. I may have over watered it recently. I only have one tomato plant, so I have nothing to compare it to. Could over-watering be the

I have outdoor bamboo trees. This winter has been harsh, the leaves are all brown, but have not dropped from the trees. The stalks are green/yellow in color. Have they

I have calla lilies growing outside; what makes the leaves turn yellow?

I have just been given an indoor palm (houseplant) that is completely brown and crunchy. I am wondering if I need to cut off all the dead leaves? This will leave it leafless.

My potted gardenia has got some nice buds on it, but several leaves are turning brown at the tips and will fall out at a slight touch. The pot is located adjacent

How can I tell if weed killer has been sprayed on my Lilac bush that is dying? The grass around it is also dying.

The buds on my lilac just begin to develop, then they turn black and cease to develop into blossoms.

We have 4 mini Lilac bushes (Tinkerbell) planted in a row in front of our deck. The two bushes on the left side are 3 years old and thriving beautifully, but the

My tomatoes had blight last year. Can I safely plant other plants in this spot, such as cucumbers? Thank you.

We had the hardest winter in history, and now my hibiscus tree at my front door which is as tall as the roof, looks dead. Is it ? Should I trim the dead branches now 

My peonies have been lovely for several years, but last year the leaves started to turn black and the entire bush just produced a few small blooms. What do I do? Can they

My cactus is dying. Last Sunday it was still in good condition, but yesterday it seemed to be dying. The head of the cactus is turning a black color. The area near the roots

I have two small aloe plants that I left outside overnight when temperatures reached into the 20s. Now they seem so limp, and their coloring has changed.