Cover crops into corn

Creekbed

New User
I plan to seed cover crops into standing corn at sidedress this season. Any ideas on what I can use for pre emergence herbicides that won't interfere with the cover? I use lexar usually but that may not work out.
 
At sidedress is way too early(16"???). Anything that does germ and doesn't get shaded out is a weed. Unless you have a really poor stand, most anything should get shaded out. Ideal seeding in my book is a week or two before black layer.

A coated seed of some sort would be ideal, the only coating I have heard research on was killed by Monsanto when they bought the seed company that was playing with it. Even then it only delayed germination for a week or two. If there was one that was good for 8-12 weeks it might work.
 
Lot of trials done by penn state interseeding covers at 10"-26"
in corn that gets under the canopy and just kind of hang out
until the corn is mature and the sun can get back in until
harvest. Seems to be in a glyphosate program not a residual.
There's no way I can do aerial seeding in my area.
 
(quoted from post at 19:27:51 02/14/15) Lot of trials done by penn state interseeding covers at 10"-26"
in corn that gets under the canopy and just kind of hang out
until the corn is mature and the sun can get back in until
harvest. Seems to be in a glyphosate program not a residual.
There's no way I can do aerial seeding in my area.

I have seen their test plots, looked over their "interseeder", went to their presentations, and talked to the guys doing it.
 
(quoted from post at 21:00:06 02/14/15) And it doesn't work all that well?

It seemed like it was a surprise when they got a good stand. My thoughts are that if there is enough light getting down to the ground for anything to survive, you didn't plant your corn thick enough.

I am all for cover cropping, all my steep ground gets a drilled with rye as soon after harvest as is possible.
 
Thanks for the advice you might've saved me a bunch of
money! I don't wanna put in 26-28000 pop. I'm all for cover
crops but I want the main crop to do the best it can too.
Thanks again
 
The guys doing cover crops around here do it right after they combine the corn. Come in with a no till drill and seed something. I think a lot of rye and barley. Not real sure what they use for herbicide programs. I'm assuming they stay far away from atrazine. Not sure what else would be an issue. Time to read some labels and talk to a good chem supplier. I've never really seen a point to it. The grass never gets more than 3-4" tall before it goes dormant for the winter. That isn't going to do any more good than leaving the standing stalks out there anyway. And anything a cover crop takes up for a nutrient isn't going to be in the ground for next years cash crop anyway.
AaronSEIA
 
Corn harvest starts for my area around mid October and
always goes til thanksgiving . I'd never get a crop drilled in
before a frost. I think it does some good for tilth and what not.
However, what you mention is the reason I want the cover in
much earlier than harvest . Plan is to seed a mix into the corn
and then no till or strip till corn into the cover before rotating to
beans.
 
Have you checked into having your cover crop flown in? It is really starting to catch on around my area as soon as corn starts turning, and not really very expensive.
 
Here in MN its just tough, a person wants a full corn crop first of all. The point of farming.

The short season, cold spring and fall in MN, there just isn't much left for a cover crop to grow in. I've planted corn on ground with frost in the ground, and often am combining with snow on the ground.

Lot of discussion over at newagtalk.com over the years on the topic, I'm sure you've followed them. Herbicides come up a lot and aren't such a big deal, depending what you plant.

Paul
 
To be honest Animal I doubt there is anybody to check in with. The majority of my fields are 20 acres or less, odd shaped, and surrounded by woods, tree lines and telephone lines. I've never seen or heard of aerial applications in my area, 30 minutes south its a different landscape though.
 
Here is a little data.

Sgroff had some pictures up there of running a 3pt spinner spreader planting covers into standing corn a few years ago, cheap setup don't remember exactly the results. The corn was just brushing his cone spreader, corn musta been just over knee high. Others drop seed into corn that is just starting to turn color in early fall, lot of pics of that too but you need a high boy or an airplane to do that need so e money invested.

All sorts of stuff if you search for it, the last 3 years a lot of intrest in cover crops and inter seeding.

Just attended an extension meeting on soils, manure, fertilizer, here in Minnesota with speakers from surrounding states. The fella speaking on cover crops was kinda down on the inter seeding idea, their research couldn't find any help to the crop or the soil. But we are mighty cold and short season up here, every location is different.

Paul
Steves work
 
Thanks for the info Paul. Do you think there is trouble getting aerial or highboy seedings to germinate on top of the old "mat" of the previous cover? I've only seeded into wheat stubble so far so that would be new to me.
 
I've read several books on intercropping or multicropping. One of the main concerns noted in the books were the access to moisture. if it's a dry year the two crops will compete for moisture and your corn crop my suffer. I've also read that you need to view the cover crop for its benefit. because it will have a negative impact initally. one idea would be broadcasting or airplane seeding sweet clover into the established corn stand. then let it hold your soil and nutrients over the winter and when it greens up in the spring you spray it down before you plant. any of the sweet cover in the planting would only add to any corn stover bales or hayage per acre. here in North Dakota I'm interseeding rye and sweet clover together. Seems to work well and really smothers the weeds.
 
Yes, I had considered doing the cone spinner test myself on 2-3 rounds in the corn field. I have pretty wet ground, and I graze cornstalks so anything green would be feed, as much as cover crop....

But, the past 4 years have been miserable weather. Wet spring late planting; terrible downpour flooding in late June. Then it dries up in August and can't buy a rain.

Just not at all conducive to getting something flung on the ground to germinate and grow in a corn field!

Here's something in beans one fella tried.

Paul
Bean cover
 
Have you seen this video, I am not a farmer but it looked cool. Looks like the main benefit is the moisture retention and weed control, they are just flattening the cover crop down with a cultipacker and no-tilling on top of a thick mat. Takes a while to get going but if you FF halfway through you will see them doing it.

https://www.youtube.com/watch?v=nWXCLVCJWTU

I went out into our standing soybeans that we lease out and hand cranked some wheat into it when they turned yellow and sure enough it came up. Neighbors thought I was nuts, but the cows ate it when I put them out to graze the stubble, just an experiment anyway.
 
Fellas, cowpeas is what I am looking into, If I am understanding correctly You can drill them in and then plant corn, or plant corn and broadcast them. They are a legume and supposed to make quite a bit of N. I have some ground that you could not raise an umbrella on if you were sitting on a sack of fertilizer. I have been working with it for six years and it barely grows fescue. I am planning on using cowpeas on it next spring.
 
Just to let you know Frank Kutka from NPSAS and the farm breeders club here in North Dakota have been working on finding new varieties of cowpea. Saw some of there plot trials. some interesting stuff coming out of Africa and Turkey. may be able to contact him about obtaining seed for a trial plot if your interested. I think cowpeas and corn would do quite well together. and any left over forage could maybe be used for livestock on a fall/winter grazing system.
 
You're cranking wheat into soybeans and turning cattle into it
after harvest. It sounds like you're a farmer whether you want
to admit it or not! Thanks for the link.
 

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