The problem with moving them at the seed leaf stage, is that you can only handle the plant, by the seed leaves. If you damage them, the plant will die. If you wait until it has true leaves, you can handle by the seed leaves and the plant will still survive if you damage them.
How can you lie there and think of England When you don't even know who's in the team
Posts
It’s not until it produces some ‘proper leaves’ that you know it is establishing a good root system so it can feed the new plant.
It’s at that stage that the seedling needs pricking out and planting in a compost containing nutrients for the roots to access.
Gardening in Central Norfolk on improved gritty moraine over chalk ... free-draining.
If you wait until it has true leaves, you can handle by the seed leaves and the plant will still survive if you damage them.
When you don't even know who's in the team
S.Yorkshire/Derbyshire border