ABS is sampling from address frames that are usually based, in part, on the USPS files. Although approaches for selecting samples of addresses for mail or in-person surveys have existed for decades, the surveyâs success depends heavily on the availability of a suitable address frame.
Water and water uptake are major factors in keeping cut flowers fresh. A process called hardening ensures maximum water uptake. It simply means placing the freshly cut stem in 110Â° F (43.5Â° C) water (plus preservative). Place in a cool location for an hour or two.
At what temperature should I keep my greenhouse for growing perennial/tropical ferns? For the first 6 to 8 weeks, a soil temperature of no lower than 65Â°F/18Â°C is best; the ideal would be 68Â° to 75Â°. This will help establish the transplant.