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The Beet: A Podcast For Plant Lovers

Lettuce Not Forming Heads?

The Beet: A Podcast For Plant Lovers

Epic Gardening

Home & Garden, Education, Leisure, How To

4.81.6K Ratings

🗓️ 28 August 2017

⏱️ 3 minutes

🧾️ Download transcript

Summary

Today's question comes from Phil, who wonders why his iceberg lettuce didn't form a head. There's an easy answer... Keep Growing, Kevin Learn more about your ad choices. Visit megaphone.fm/adchoices

Transcript

Click on a timestamp to play from that location

0:00.0

What's going on everyone? Welcome back to the Epic Gardening Podcast. Today I'm taking a question from my friend

0:07.4

Phil who says, hey, my iceberg lettuce never went ahead. It grew almost four feet tall and then went to seed. This is outdoors in fresh

0:17.2

garden soil in a raised bed. I sewed the seed directly in April, zone five, so soil was workable, but we did have some

0:23.9

frosts. What are some common mistakes I may have made or things I should have done, but

0:27.5

I didn't? This is a great question. Lettus, although it's one of the easier crops

0:32.4

to grow, there are some mistakes that people can run

0:34.8

into that can sort of mess the crop up. So let's talk about this. A lot of people who grow head

0:42.3

lettuces can run into problems with it not actually forming that

0:46.2

head.

0:47.2

So why is that happening?

0:48.2

Well, here's what's happening there.

0:51.0

Lettices that form heads require cooler temperatures.

0:55.0

So that means that they grow pretty well in spring and they grow pretty well in fall.

0:59.0

The warmer the temperature gets or the warmer your climate is, the higher the chances that you're not going to get a head on that lettuce.

1:08.0

And so the reason why is because it's going to bolt or it's going to fail to fix heads when temperatures

1:15.8

are higher than about 70 degrees Fahrenheit. So it is really again an easy crop

1:21.5

to grow but the plant responds very very strongly to

1:26.7

temperature so if you really want a classic delicious beautifullooking iceberg lettuce head or another lettuce

1:35.6

forming that forms heads, what you want to do is make sure that you keep that

1:40.1

temperature below 70 degrees Fahrenheit.

1:45.1

Now, some other things that you might be running into,

1:48.6

although I would say that the climate is the biggest problem.

...

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