Greenhouse spring cleaning: what to do to get your growing space ready for the summer ahead

摘要

A greenhouse, it could be said, is just a machine for growing orchids. It may be a steam-heated glass-and-steel building capable of keeping orchids warm and happy in Fairbanks, Alaska. Or it may be an airy lath house protecting plants from desiccation and summer sunburn in Honolulu, Hawaii. No matter. Like all machines, a greenhouse must have regular and thoughtful maintenance if it is to function properly. The passage of the last frost date should remind growers to put the growing machine in order.Here are some pointers for doing that.