For questions about garden pests such as insects and mammals.

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21
votes
5answers
3k views

Ants in my garden: good or bad?

While weeding my garden I found a bunch of ant nests (red ants and small black ants). My first inclination was to destroy the nest and send them packing, but I didn't know if they might aerate the ...
20
votes
2answers
17k views

How do I get rid of white flies on my basil?

I've recently noticed that my basil and other herb plants are infested by tiny white flies. They spread out like snow-flakes when I spray the plants with water, and there are scary looking number of ...
15
votes
6answers
9k views

How do I keep mosquitos out of my fountain?

I found lots of mosquito larvae in my fountain. How can I get rid of them? A local store has the doughnut thingies but they are expensive. I'd prefer a homemade solution if possible. I tried ...
12
votes
1answer
3k views

Are millipedes good or bad for the garden?

Are millipedes considered good or bad for plants? From wikipedia: Millipedes are detritivores and slow moving. Most millipedes eat decaying leaves and other dead plant matter, moisturising the ...
11
votes
2answers
3k views

How do I deal with millipedes eating my vegetable seedlings?

After cursing all the slugs in my yard and removing the few that I could catch, I was quite shocked yesterday to discover 100+ young plants all chewed to the ground. I was going out at 9 - 10pm to ...
10
votes
6answers
14k views

How do I get rid of ducks from my backyard?

There are a couple of ducks in my yard (male and female). I think they have come to my backyard to make a nest. I fear that if this happens half my backyard will become off-limits due to an angry ...
10
votes
1answer
399 views

Is this beetle on my apricot tree a pest?

My apricot tree is infested with black and white beetles on the branches. They are 2-3 cm / 1 inch long. I can't find an identification on the web. There is no visible damage to the tree. Is this ...
9
votes
2answers
1k views

How can I control Viburnum Beetle on my Snowball tree?

I have a mature Snowball tree (Viburnum opulus) that is stripped of its leaves and severely weakened several times a year by the viburnum beetle. The Royal Horticultural Society recommend several ...
9
votes
2answers
588 views

What is this bluish-grey bug on my lettuce, and how do I treat it?

I have a planter with several lettuce plants and other plants growing on my balcony. Recently, all of "normal" leafy lettuces were rapidly overcome by a bug. A sawtooth, more mizuna-like lettuce was ...
8
votes
3answers
403 views

Ants and aphids - which should I fight first

My garden is full of ants, but I thought they are harmless and so I have been putting up with them till now. However, yesterday I noticed that a pot plant has some aphids in it, and a lot of ants were ...
8
votes
2answers
223 views

How to safely protect my raspberries from pests

I have a flourishing crop of raspberries (I live on Long Island, NY) but last year and now this year I am seeing tiny little worms or caterpillars inside the raspberries. The insects are white and ...
8
votes
2answers
3k views

What are these white bugs all over my lettuce?

I noticed these tiny white bugs on several of my romaine leaves today. Detail is not great since it was a camera phone, but they're about 2mm in length and there are hundreds of them. What are they ...
8
votes
1answer
85 views

How do I identify and eradicate the pest that is destroying the plants in my flowerbox?

We transplanted an assortment of pretty flowers for our windowsill some weeks ago (albeit rather crudely) and they were growing bright and healthy. Over the last week, however they've been plagued! I ...
7
votes
6answers
4k views

How do I prevent raccoons from eating my corn?

This harvest I was not able to pick a single corn cob. Some large animal(s), I suspect raccoons, got to them before they were ripe (I would find peeled and gnawed corn littering the lawn and the corn ...
7
votes
4answers
6k views

My indoor plant has an orange mold-like substance growing on it and has tiny white bugs. How can I remove it?

I have my very first plant in my cube and it seems to be doing just fine. However, there is an orange mold-like substance growing on the top of the soil, and I can see a few tiny white bugs crawling ...
7
votes
2answers
1k views

A few leaves on my peppers are showing multiple small holes, should I be worried?

I've noticed that a small number of the leaves on my pepper plants are showing several tiny holes through their surface. These are focused towards the stem of the leaf, and not so much towards the ...
7
votes
1answer
129 views

What is the best way to keep deer away?

I've been contemplating putting up a fence, but I'm not exactly sure how high it should be. Can anyone point me to some instructions on what specs a good deer fence should have as well as how to ...
7
votes
1answer
1k views

Is something wrong with my zucchini plant?

I have three large zucchini plants in my garden, and all three have been producing nice fruits for a few weeks. The last couple days, one of them has started to turn yellow and sickly: I've never ...
7
votes
1answer
405 views

Are fire ants on okra plants a concern?

I've noticed fire ants crawling on my okra plants, particularly where new okra are starting to grow. However, the okra does not seem to be harmed. Is this something I should be concerned about?
6
votes
2answers
405 views

Should I clear my plants of cobwebs?

I have a few plants that have cobwebs on them. Should I clear these cobwebs and discourage the spiders that live there, as they may cause damage to the plants, or should I leave them, as they might ...
6
votes
1answer
223 views

What keeps digging up my veggies?

The last two mornings I have come out to find 4 or 5 of my newly planted vegetables dug up out of their holes. The plants themselves appear to be undamaged so I just keep replanting them in the hole ...
6
votes
2answers
1k views

Why are there wasps in my garden?

I tend to my garden once a day and about half the time see one or more wasps crawling on one of my lettuce heads. I've always been told that wasps are predators so I presume they aren't there to eat ...
5
votes
2answers
414 views

Are slugs beneficial or detrimental?

I've noticed quite a few slugs around my garden recently, and I realized that I don't know if that's a good thing or not. I know some bugs are bad and some are good, and I don't know what category ...
5
votes
3answers
721 views

What are these critters in my guava tree and do I need to get rid of them?

I have a couple of guava trees that are starting to flower and while noting the flowers today I saw a number of very small, black bugs hanging out on some of the leaves and stems. They look like baby ...
5
votes
2answers
112 views

What insects killed this red cabbage?

Watering the lettuces, I spotted a Red Cabbage head leaning sideways on the ground. On close inspection, here's what I saw: Three little worm-like bugs having a feast of the bottom of the stalk of ...
5
votes
2answers
2k views

How to protect vegetable garden from pests (possibly squirrels or possums)?

I don't know if it's squirrels or possums or what, but some pesky varmints keep eating my produce. How can I stop them from getting to it? Since they can climb the fence around the yard, obviously ...
5
votes
1answer
764 views

What is this grub-like bug that's eating my eggplant leaves?

Recently I noticed some bugs eating the leaves of my eggplant. This is the first time I've ever seen these and so far the only plants they are on are the eggplant, they wont touch the peppers next to ...
5
votes
1answer
1k views

How can I organically prevent green caterpillars from eating up my kale plants? [duplicate]

Possible Duplicate: What is an effective organic pesticide to use against aphids or cabbage loopers? So these little green caterpillars have been eating most of my kale plants. What can I ...
4
votes
4answers
1k views

Keeping goats from eating my plants

I have a couple of goats I like to let run around my yard, problem is I have a few flowering plants out there too. The goats seem to target these heavily, I was wondering if there was some way to keep ...
4
votes
3answers
247 views

Planting to deter cats

I am doing a bit of work around our garden, part of which will involve surfacing a largeish area with bark mulch. There are a lot of cats around our area, and they are already frequently in our ...
4
votes
5answers
149 views

What to do about grubs in vegetable garden and potted tree?

This Spring there seem to be grubs all over my garden, in just about any handful of dirt you flip over. There are lots of articles about how to handle grubs in your lawn, but I don't have a lawn, just ...
4
votes
1answer
1k views

Leaves at the tip on new branches of my cherry-trees are wrinkled

On my cherry-trees I observed that the leaves of the tips of newly grown branches are wrinkled and inside there is something which simply said looks like black dirt. The leaves do not look damaged, ...
4
votes
1answer
85 views

What to do about squiggly white lines on artichoke leaves?

I have an artichoke planted in a raised bed in southern California, USA. The new leaves at the core look healthy and happy, but the biggest, oldest, outermost leaves develop white squiggly lines. At ...
4
votes
1answer
65 views

Holes in our landscaping

Something's digging in the shredded bark, unearthing our shrubs/roses/perennials. What is it and what's it after? It's July in Michigan -- a little late for grubs, right?
4
votes
1answer
250 views

What are these black spots on white splotches appearing on my tomato seedling?

Here are pictures of the infected leaves. I cut them off the plant as soon as I saw them today. Click for full size Here are close-ups of the most infected leaf: Click for full size What can ...
3
votes
2answers
88 views

What is this pest attacking and killing a douglas fir?

My parents had two 40 year-old douglas firs in their garden in Berlin-area in Germany. One has died in a process of 3 years and has now been removed. It all started with some resin bleedings in 6 ...
3
votes
2answers
70 views

What's this hole in the Cabbage leaf?

What's this hole I just discovered in the leaf of this otherwise very healthy Cabbage? I've got yellow insect cards nearby, and beneficial nematodes in the soil, which have collectively done wonders ...
3
votes
1answer
48 views

Could I have prevented an Emerald Ash Borer infestation?

Our city sent us a letter informing us that the ash tree in our parkway was infested with the Emerald Ash Borer insect. The city removed the tree a few weeks ago. Is there anything I could have done ...
3
votes
1answer
368 views

How to make a fake scare owl, and do different animals respond to different abstractions?

I would like to keep squirrels off of my peach tree. They have gotten over half of the peaches already. Is there a way to make a home-made scare owl? I have found a few resources on-line, but they ...
3
votes
1answer
101 views

What types of fruit are most likely to be eaten by vertebrate pests?

So there are tomatoes in my backyard, and for some reason, nothing seems to eat them even though lots of birds visit the backyard, which surprises me. Do birds and rodents (mice and squirrels) have a ...
3
votes
1answer
118 views

What is this moth-like bug on my tree?

Check out what I found today on my 2 year old tree. It's about 2 to 3 inches in length not including those massive wings. glorious full size picture full size #2 The tree is a Texas Mountain ...
3
votes
1answer
48 views

My aloysia has some kind of rash

I have some herbs growing in a couple of pots on my balcony. Today I noticed that the aloysia leaves are all covered in this stuff, it looks as if somebody emptied an ashtray on it. It mostly on the ...
3
votes
2answers
415 views

How do I deter a pesky groundhog from eating my vegetables?

I woke to see my zucchini, yellow squash and sunflower leaves "gone". Are there any proven suggestions on how to keep groundhogs away? I do have a 3 ft chicken wire fence around my garden area. I ...
2
votes
2answers
91 views

How can I keep squirrels from digging in my pots and gardens?

I live in a wooded area which is home to many local squirrels. They are constantly digging up plants in my garden and in my pots. They never eat anything, they just dig holes everywhere. What is an ...
2
votes
2answers
48 views

What are these pests on my Cussonia Bonsai

My Cussonia bonsai suffers from these pests which I cannot recognize. I cleaned the leaves with alcohol 90%, but they keep on coming (but perhaps these are pests eggs that hatched?). Could you please ...
2
votes
4answers
81 views

What might be eating my seedlings (no sign of slugs or millipedes)?

I've got a little greenhouse to get seedlings started and to protect potted vegetables until a bigger, albeit temporary hoop greenhouse can be built (happening now...). Last night I lost a dozen ...
2
votes
2answers
80 views

Lots of grasshoppers in the backyard

My backyard has grasshoppers. Lots and lots of grasshoppers. I tend to ignore them, because it's currently a weed garden more than anything else. I tried planting a raised bed this year with some ...
2
votes
1answer
84 views

What are these black bugs on my zucchini plant?

I've noticed these black "fruit fly" looking bugs on my plant lately. They appear to fly and they are everywhere. I've taken a few pics. I can't tell if they're doing damage but I want them gone. Can ...
2
votes
1answer
39 views

Cabbage and Broccoli Pests

I have planted around a month ago several small plants of cabbage, broccoli, kales, and arranged also a raised beds for herbs. 1: Pests. Lately, I noticed that most of the plants had been bitten, ...
2
votes
3answers
491 views

What are these white arthropods infesting my succulents?

My attempts to grow succulents continue to struggle - two from my wedding, which had been doing fairly well, appear to have developed, fairly swiftly, an infestation with some sort of mite: Any ...