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PlantVillage is a free, open access platform for crop health run by Penn State University and a global community of experts in agriculture.

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How can I prevent vine borers on zucchini?

Squash    NC

They are a persistent problem for me in my garden. Would row covers work? I love zucchini and I don't want to stop growing it.

Asked by: Ann McIntyre (1 point)   Posted:March 27, 2013

3 answers    2570 views

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Pepper seedlings collapsed after thinning

Pepper, bell    NY

Could anybody tell me where I went wrong with my peppers? I had sown seeds in flats and I think I was over exuberant with them. I tried to thin them and everything was ok but...

Asked by: Sophie Brooks (3 points)   Posted:March 27, 2013

4 answers    3954 views

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Pear trees that don't produce fruit

Pear   

I was speaking to a friend of mine last week about our respective garden problems and she happened to mention that the pear trees she has in her garden do not produce fruit. Is...

Asked by: Pamela Croft (1 point)   Posted:March 26, 2013

2 answers    31076 views

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How do I know when its safe to work the soil in my garden?

General    MA

Like everybody else, I'm desperate to get back out in the garden this Spring but I know it can be damaging to start working the soil too early. It's clearly not time yet -...

Asked by: Sarah E (3 points)   Posted:March 26, 2013

2 answers    2522 views

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Is it possible to grow taro in zone 8?

Cocoyam    South Carolina

Out of curiosity, I have tried them and like them and noticed the page and it got me thinking... I'd quite like to try something different, would it be possible do you think?

Asked by: Simon (2 points)   Posted:March 26, 2013

1 answer    2393 views

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Last frost date in Pennsylvania?

General    PA

I give up. This weather is so awful. Does anybody have a good resource for the predicted last frost date in central Pennsylvania? It seems no matter how much I plan, the weather...

Asked by: Marsha Anderson (5 points)   Posted:March 25, 2013

3 answers    3093 views

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When to fertilise crab apple?

Apple    York, UK

I was wondering if it is necessary to fertilise the mature crab apple trees I have in my garden and if so when? Is it best to do this early in the Spring or does it matter? We...

Asked by: Johnboy (2 points)   Posted:March 25, 2013

2 answers    4171 views

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Can I add wood shavings to soil to loosen it?

General    None Given

I was considering adding some wood shavings to the soil in my back yard to try and loosen it a little, it gets very compacted and I would like to do something to make it a bit...

Asked by: Tucker123 (1 point)   Posted:March 24, 2013

4 answers    3848 views

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What causes grapes to shrivel up before harvest?

Grape   

I have a grapevine in my garden that looks healthy enough and each year it seems to be doing fine, only for the grapes to shrivel up before they are ready to harvest. I have...

Asked by: Fred Johnson (3 points)   Posted:March 24, 2013

3 answers    7843 views

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Can I reuse seeds from last year?

General    UK

While out in my shed looking for some seedling trays I discovered a few packets of seeds from last year that I had forgotten about. Can I sow them now or do the have a certain...

Asked by: Robyn (4 points)   Posted:March 23, 2013

4 answers    4374 views

Spider mites on pepper
How to treat red spider mites on indoor pepper?

Pepper, bell    MI

It seems I tempted fate by saying in earlier posts how well my pepper plant was doing indoors over winter as over the past week or so it started developing symptoms of spider...

Asked by: Abby (7 points)   Posted:March 22, 2013

2 answers    5349 views

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Storing potatoes for later growing

Potato    None Given

I'd like to grow potatoes this year. During the Winter, I get my potatoes from a farm share and I really like them, so I'd like to grow them in my garden this year. My problem...

Asked by: Angie Hayes (1 point)   Posted:March 22, 2013

1 answer    1909 views

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How to reduce disease build up

General    PA

Hi I saw the reply about rotation and I myself have had problem with late blight and powdery mildew on different plants (tomatoes, eggplants and basil, but also others). I...

Asked by: Marsha Anderson (5 points)   Posted:March 21, 2013

3 answers    2635 views

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Growing tomatoes in the same place after disease

Tomato    None Given

I grew tomatoes least year and they got heavily infected with disease. I was told it was late blight which I see has spores. It it ok to plant in the same place twice? I think I...

Asked by: Denis Schneider (1 point)   Posted:March 19, 2013

3 answers    1544 views

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questions organized by topics other than crops?

PlantVillage    Lihue, HI

As a plant pathologist, I like looking for questions to answer about diseases/disorders and I can do that for a variety of crops. Is there any way to cross reference posts based...

Asked by: Kathryn Fiedler (72 points)   Posted:March 19, 2013

2 answers    1953 views

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When should I fertilize and mulch transplanted seedlings?

General    NJ

This is something I never seem to get right. Should I fertilize directly after transplanting seedlings to the garden or hold off to let them establish? Also when is the correct...

Asked by: Beth Johnson (2 points)   Posted:March 18, 2013

3 answers    6138 views

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Easy irrigation system?

General   

I have been thinking about installing a drip irrigation system in my garden for a while now. Is there an easy, cheap method to make one myself or should I just invest in a kit?...

Asked by: David Brewer (3 points)   Posted:March 18, 2013

2 answers    1706 views

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How to grow cucumber vertically?

Cucumber    NY

I am sure I read somewhere (possibly even on here) that it is possible to grow cucumbers vertically on a trellis. Could somebody please advise of a simple method of doing this...

Asked by: Cat Sullivan (2 points)   Posted:March 17, 2013

5 answers    15100 views

Dill not doing well
Dill - can't get it to grow properly

General    Lausanne, Switzerland

(I'm posting this under General since there's no entry for Dill yet) I've been trying to grow Dill for some time and just can't do. I'm attaching to images where you can see...

Asked by: Marcel Salathé (25 points)   Posted:March 17, 2013

3 answers    3457 views

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Is it usual for potting soil to smell rotten?

General    PA

I have been out buying some gardening supplies today to get started growing some seeds and I bought a bag of Scott's potting soil. When I opened it up it smelled terrible, I...

Asked by: Karen Miller (2 points)   Posted:March 16, 2013

3 answers    6542 views

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What to plant between rows of tomato?

General    WI

I was thinking of squeezing some extra lettuce varieties in to my beds between the rows of tomato, that should be ok, right? I assume the lettuce will be ready to harvest before...

Asked by: Maddy Kendall (1 point)   Posted:March 16, 2013

4 answers    3290 views

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How to amend sandy soil to make it suitable for vegetable growing?

General    None Given

I would really like to grow vegetables in my garden but the soil is very sandy. How can I make it suitable for vegetable growing? Is there anything that would grow in the soil...

Asked by: Jenny Robertson (2 points)   Posted:March 16, 2013

5 answers    22037 views

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Companion cropping corn with beans

Bean   

Has anybody ever tried planting corn and beans? I'm thinking the three sisters minus one, allowing pole beans to freely climb the corn. I've heard mixed reviews so I'd like to...

Asked by: David Brewer (3 points)   Posted:March 15, 2013

1 answer    2295 views

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What are the easiest vegetables to start off with for a new gardener?

General    PA

I am totally new to vegetable gardening, never grown anything myself before but I have decided that this is the year. I would like to know what the best (easiest!) vegetables...

Asked by: Karen Miller (2 points)   Posted:March 15, 2013

4 answers    2106 views

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Effectiveness of ladybugs at controlling pests in organic vegetable garden

General    OK Zone 7

I am curious to find out what peoples experiences are with buying ladybirds and releasing them in the vegetable garden. Do the ladybugs establish and hang around all summer or...

Asked by: Emily Field (1 point)   Posted:March 15, 2013

4 answers    3365 views

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Sugar Cane

General    None Given

Can you grow sugar cane in central florida (zone 9) and if so where can I get some?

Asked by: Mark (3 points)   Posted:March 14, 2013

2 answers    2801 views

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Pruning Cherry tree with Black Knot

Cherry (including sour)    MO

The cherry in our yard has what I'm now sure is black knot. I see that it might be possible to prune back the diseased branches and maybe save the tree. Would anyone be able to...

Asked by: Dave P. (1 point)   Posted:March 14, 2013

1 answer    1449 views

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Brown shriveled leaves on artichoke seedlings

Artichoke    MI

I have been growing up some globe artichoke transplants and they were doing great. However over the last couple of days, the leaves at the bottom of the plants have started to...

Asked by: Abby (7 points)   Posted:March 14, 2013

1 answer    2328 views

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Melon in container?

Cantaloupe    NY

Is it possible to grow melon in a container? I am trying to start a balcony garden and I am limited to containers. Has anybody tried this and had success? If so which variety?

Asked by: Sophie Brooks (3 points)   Posted:March 13, 2013

1 answer    2334 views