Questions tagged [kale]

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4
votes
2answers
82 views

Diagnosing white fuzz on kale. Is this powdery mildew?

I think I'm dealing with powdery mildew, but I want to confirm that diagnosis. Context: I'm in Portland, OR. I've got several raised beds with a couple kinds of kale, broccoli, brussels sprouts, some ...
3
votes
3answers
50 views

Green caterpillars pest on kale, what to do after finding and removing the pests?

I had recently discovered and removed what appears to be Cabbage loopers on some of my kale, as shown in the images below. What is the best decontamination procedure after removal? Should I give the ...
1
vote
0answers
40 views

Yellow then brown spots on Kale leaves

I've been growing Kale under a 600W LED grow light for the past few weeks. My plants were doing quite well and I'd begun hardening off the oldest two to prepare them for transplantation. After 8 days ...
1
vote
1answer
225 views

Kale leaves turning yellow in hydroponic system

I planted kale using hydroponic method. I planted them in September 7th, 2019 and now they're 41 days old. I put them in hydroponic system when they're 21 days old and have two leaves, with nutrition ...
3
votes
1answer
137 views

Can I put mealybug-infested kale in my compost?

I have a huge infestation of mealybugs in my kale. Am I able to compost these plants or will I risk contamination?
4
votes
3answers
4k views

Please help me identify these white spots/area on my kale leaves

Please help me identify these white spots/area on my kale leaves and please use the zoom button to zoom in. The photos are high resolution. My wife doesn't like these white spots which are ...
4
votes
2answers
227 views

Eradicating brassica aphids

I live in Portland, OR. Here we have a species of aphid that attacks brassicas (kale, broccoli, gai lan, etc.), and only brassicas. They are a bit larger, and a darker blue-green than regular aphids ...
4
votes
1answer
42 views

Redbor Kale having issues

All of a sudden the outer edges of some of the redbor kale leaves seem to be drying. Anyone know why this could happen?
4
votes
4answers
248 views

Best method of using lady bugs to prevent aphids

My kale and broccoli's are getting infested with aphids and they seem to be multiplying. I have tried to hose them off and that works temporarily but they are back in a few days. Research suggests ...
5
votes
1answer
423 views

What is the useful life of a kale plant?

I have a few kales growing in my raised bed and it keeps producing leaves and I keep consuming them. Do I keep doing this or is there a point where you would remove the plant and put a new seedling? ...
1
vote
1answer
3k views

How do I get rid of aphids on kale?

I have some kale growing in my raised bed which are getting infested with aphids. How do I get rid of those and secondly, are the kale leaves still edible (after cleaning them in hot water)?