Fencing located at the window the seedlings from direct sunlight or “curtain” of the glass will be without curtains, if you make frosted glass. It does not have to resort to abrasive.
It is enough to apply with a brush on the glass surface a mixture of powder of chalk with liquid glass — silicate glue.
Recommend to read
POND AND WATERFALL IN THE GARDEN
On a hot day, so want to swim or just sit in the shade near the water. But most of the garden plots are located away from ponds and rivers, and swimming can only dream of. But if one...
SENSITIVE METAL DETECTOR
The metal detector I designed operates on the beat frequency principle, which arises from the difference in oscillations between the reference and the tunable oscillators (typically the...