white-fly

The kale is showing signs of white-fly infestation; those insects are a tenacious pain.

Groundwork: Planting that rises above 2010

If proper attention is given to ventilation and moisture, there will not be much danger from the green plant-louse (aphis) and white-fly, but at the first sign of one fight them to a finish.

Home Vegetable Gardening — a Complete and Practical Guide to the Planting and Care of All Vegetables, Fruits and Berries Worth Growing for Home Use 1930

Air! water! and do not let the green plant-lice or the white-fly get a ghost of a chance to start.

Home Vegetable Gardening — a Complete and Practical Guide to the Planting and Care of All Vegetables, Fruits and Berries Worth Growing for Home Use 1930

In greenhouses, the white-fly on cucumbers and tomatoes may be killed by overnight fumigation with 1 oz. of potassium cyanide to every 1000 cu.

Manual of Gardening (Second Edition) 1906

The use of hydrocyanic acid gas in greenhouses is now coming to be common, for plant-lice, white-fly, and other insects.

Manual of Gardening (Second Edition) 1906

The only things we use are Bacillus thuringiensis and sometimes a bit of oil spray when the white-fly gets too thick. "

A Darker Place King, Laurie R. 1999