UNIVERSITY OF MINNESOTA EXTENSION - www.extension.umn.edu
While we hope your seedlings are healthy and vigorous, some of you are likely seeing some common problems such as seedling collapse, or tall, spindly plants. This guide is meant to help you troubleshoot issues.
Poor germination
If...
UNIVERSITY OF MINNESOTA EXTENSION - www.extension.umn.edu
Your seedlings should have their second leaves (or more!) and be ready for transplanting into larger pots. The plants will remain in these pots until they are ready to plant outside in your garden, containers, raised bed, community garden...
UNIVERSITY OF MINNESOTA EXTENSION - www.extension.umn.edu
One annoying habit, many species
Close up of a cutworm
The group of caterpillars, known as cutworms, get their name from an annoying habit many of them share: they feed on young plants right at the soil line, making small plants...
UNIVERSITY OF MINNESOTA EXTENSION - www.extension.umn.edu
A cold, cloudy April is bad news for seedlings, and slow growth under these conditions is to be expected. However, there may be more going on if your seedlings are looking yellow and stunted. It can be hard to pinpoint the cause of stunted...
UNIVERSITY OF MINNESOTA EXTENSION - www.extension.umn.edu
If seedlings are leaning toward a light source, reposition the seedlings or move the light closer to them.
Start with clean materials
One of the most common problems affecting seedlings is damping off. This problem is caused by a...