Smart Garden GroZone 1.7m GrowhouseA great and flexible alternative to a traditional glass greenhouse. Ideal for germinating seed, propagating plants, growing and protecting fruit and vegetables or simply extending the growing season Max Size up to 4 seed trays per shelf Max Flexibility Shelves and central poles can be easily removed allowing for a variety of plant heights Max Shelves Extra strong, rigid design Easily removed for growing through Max Strength 150 gsm extra high density