Cucumbers may conjure images of large, vining plants requiring lots of garden space. You could think such plants would be unsuitable for growing indoors, however, you can grow cucumbers indoors provided you make good choices and give plants the right conditions.
Some key caveats will help ensure you grow cucumbers indoors successfully. These include picking smaller varieties with characteristics that can make life easier. Plus, you must give them the right light, warmth, and nutrients to develop healthily and produce a top crop.
If you want to grow cucumbers indoors, we are here to help. I spoke to some expert growers to be able to disclose these five important factors to get right, so your indoor cucumber plants will thrive.
Can you grow cucumbers indoors?
Cucumber is a vegetable you can grow indoors in a greenhouse, polytunnel, conservatory, porch, or on a sunny windowsill. Some of those locations will be easier than others, however, as you need to get the growing conditions right for cucumbers to thrive indoors.
From my own experience, I have had success growing cucumbers in a polytunnel, but they did require regular monitoring and maintenance. However, despite the potential challenges, there are some advantages to growing cucumbers indoors.
For example, as Amy Enfield, plant expert and senior horticulturalist at Scotts Miracle-Gro, says: 'One of the best things about growing cucumbers indoors is that you have control over their growing environment, which means you can have fresh cucumbers way past the usual spring and summer seasons.
'Plus, indoor growing means you'll dodge a lot of the pesky bugs and diseases that outdoor cucumbers have to deal with. The key to a happy indoor cucumber plant is all about making it feel like it's still outside with the right amount of light, ideal temperatures and humidity levels.'
5 expert tips for growing indoor cucumbers
Dr. William Reichert, a plant biologist and founder of Doomsday Gardens, adds that indoor cucumbers are not the easiest vegetables to grow, but it is possible.
'They're fast-growing, light-hungry, and heavy feeders, so you'll need to get serious about lighting and airflow,' he warns. 'If you can dial in those variables, indoor cucumbers are absolutely doable.'
To help you grow cucumbers indoors successfully, these are the 5 key areas to get right.





