When considering greenhouse construction, homeowners should budget between $2,000 and $25,000 depending on the size and complexity of the project. The average range most people experience falls between $10,000 and $20,000, making it important to assess your specific needs and preferences before moving forward.
For smaller DIY kits, prices start around $1,000, while more substantial structures can reach up to $130,000. Be mindful of hidden costs such as electrical installation or specialized materials that can affect your final spend.