Greenhouse Pests

Friends have a lemon tree and an orange tree in their greenhouse. They are in blossom now and infested with bugs, probably aphids. Last year they had the same problem, sprayed with Safers End-All ii; they had no fruit. What…

Cucumbers

I planted 4 cucumber plants in early June. They are growing vertically. There has been many many yellow flowers for quite some time now but not one of the plants have yet to produce a cucumber. WHY ?…