Plant growing apparatus

A plant growing apparatus comprising:

• a white light source emitting white light and being provided so as to face plants to be grown;
• a housing facility including a light source placement space configured to place the white light source and a plant growing space configured to place the plants to be grown, and blocking entry of external light;
• and
• a partition plate being provided so as to extend in the housing facility in a horizontal direction, blocking at least one of temperature transfer and air circulation between the light source placement space and the plant growing space, and being arranged a filter configured to transmit light of a specific wavelength in the white light from the white light source, the filter including an upper face, a lower face and a side edge extending between the upper face and the lower face, the filter being recessed into the partition plate such that the partition plate is positioned below the lower face of the filter and outside of the side edge of the filter, the filter including an attachment edge on an outer circumference of the filter, the attachment edge including a gripping portion that extends above the partition plate.