SUN-SCREENS FOR SEEDS. 



by celery and similar seeds if the ground is in the proper 

 condition, so that it will neither bake nor dry out quickly, 

 and is well firmed at planting time, and if the seeds are 

 sown early, before hot, dry weather comes. It is always 

 advisable, nevertheless, to place the beds for slow and 

 small seeds where 

 they can be watered 

 occasionally. 



There are many 

 kinds of screens in 

 use to prevent the 

 drying out of small 

 seeds in outdoor 

 seedage and to pro- 

 tect the young seed- 

 lings. These are 

 used also in the 

 shading of cuttings. 

 The common lath screen (Fig. 5) is the most useful for 

 general purposes. It is simply a square frame made from 

 common laths laid at right angles in a double series. The 

 interstices between the laths are equal in width to the laths 

 themselves. These screens are laid horizontally upon a 

 light framework a few inches above the seeds. The pas- 

 sage of the sun constantly moves the shadows over the bed, 



5. Lath screen. 



6. Brush screen. 



and sufficient shade is afforded while thorough ventilation is 

 allowed. This and all other elevated screens are useful in 

 shading and protecting the young plants as well, but when 



