Seed starting indoors

I could see the tray, with the lowest slits or hole possible sitting in a water tray that was 1\2 the height of the lower conical shape. The water wicking should be plenty to get moisture higher, but the volume of water in the tray would be sufficient for ease of use. Any thoughts?

There's just one hole in each cell on the bottom. It'a about 3/8" / 9mm in dimeter.
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There's just one hole in each cell on the bottom. It'a about 3/8" / 9mm in dimeter.
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I would put a hole or a slit to each side and leave the bottom flat if it is gonna sit in a water reserve. I could also extend the tail deeper, say 1\2 inch such that the original design you found usefule exists, but below that a water table could be established.
 
I can square cut a piece of wood, and cut a thick dowel of wood. I can sand taper them, and then glue them together for the cell prototype. The thermoformer was rated to vacuum form 1\4 inch thick plastic. The parts should be robust and long lasting, and made from waste plastics.
 
I would put a hole or a slit to each side and leave the bottom flat if it is gonna sit in a water reserve. I could also extend the tail deeper, say 1\2 inch such that the original design you found usefule exists, but below that a water table could be established.

I don't see why you couldn't do that. I start onion seeds in these cells but I spray the top of the soil with water to make sure it seeps down to the seeds. I also add two quarts of water to the tray and cover with a clear plastic jiffy lid to maintain temp and humidity for successfully germination.

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Just my luck... Getting a package with poor germination rate. At least knowing the germination rate you can make an educated guess of how many seeds to sow.

The only reason I bought from baker creek was I was buying other seeds and Baker creek had free shipping and NO SALES TAXES. I live in Illionis and I pay more than enough sales tax already. I don't like Dick Durban one little bit - So I go out of my way to not pay him for the privilege of me buying something.

Usually I have good luck with Baker Creek and when I start onions I get disappointed if the Alisa Craig do not come up because they are my favorite and have never found them locally in a store.
 
I buy Alisa Craig onion seeds from Baker Creek and I have had sometimes great germination and other times really poor. I think I will try Johnny's this year. I REALLY like your onion planting. So, if you have more than one onion come up in a cell, do you just them off and have 1 onion growing per cell?
I plant mine in 6 X 8 flats. I do not thin but I give them haircuts to keep the greens from long down. Seems to toughen them up.I just pull them apart and plant them in rose. no need for thinning. I save seed year to year. But, I read that onion seed should be fresh. I planted my leftovers with fair to poor results and then replanted with fresh seed.
 

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