92 
The dreaded black spot disease of roses was practically absent 
during 1939, but mildew was very prevalent towards the end of 
the growing season, 
MISCELLANEOUS 
z 
were installed in the experimental plot. 
In the propagating houses 124 feet of iron pipe shelving and &4 
— 
aree hundred and sixty feet of irrigation pipe and 5 faucets 
feet of wood shelving were constructed. 
A small, curved bridge of concrete was made and set to provide 
for foot traffic across the brook south of the Hill’s Bridge. 
In connection with the All-America Selections 84 different varie- 
ties of flower seeds were planted in the experimental plot, in rows 
allowing about 20 feet to each variety. 
EXHIBITS 
At the International Flower Show we installed an exhibit of 
house plants which was awarded a silver medal and a special prize. 
The display occupied 444 square feet and nearly 300 plotted plants 
were grouped according to their cultural requirements (sun, shade, 
moisture, etc.); and displayed on tables, flower stands, wall 
brackets, window shelves, and in window boxes, hanging pots, and 
terrariums. [or a background “ property’ walls and windows 
were used. In this connection we had the helpful cooperation of 
the display department of the Abraham and Straus Store, of 
which Mr. Edward C. Blum, Chairman of our Board, is Chairman. 
lower Show visitors. For this 
— 
The exhibit was popular with 
occasion | prepared an eight-page “ Leaflet’ on house plants.! 
In response to repeated requests from the California Horti- 
cultural Society during the past few years for an entry from the 
Garden in the California Spring Garden Show, we sent a small 
consignment of unusual house plants which was exhibited at the 
tenth Annual Show. [or this we were given a First Award Blue 
Ribbon. 
The exhibit of the Botanic Garden in Gardens on Parade, at 
the New York World’s Fair, consists of two knot gardens and a 
17, 
faa 
1e Brooklyn Botanic Garden = of house plants. Brooklyn Botanic 
Garden Leaflets. Ser. 20. no. 1-2. March, 1939. 
