1 Give trimmed plants a thorough soaking and a boost with a high-potash fertiliser, such as tomato feed. 2  Geraniums are fairly trouble free although they can be attacked by vine weevil larvae, slugs and snails. 3  Also, in dry conditions, they may suffer from powdery mildew.
The stipula is a scale which forms the future bud, and is situated at the insertions of the leaf. - The thorn, acculeus, is a sharp brittle point, which is so slightly fastened to the plant, as to be taken off without tearing the other parts.
Full Definition of STIMULANT. 1. : an agent (as a drug) that produces a temporary increase of the functional activity or efficiency of an organism or any of its parts.2. : stimulus.3.edical Definition of STIMULANT. 1. : an agent (as a drug) that produces a temporary increase of the functional activity or efficiency of an organism or any of its parts.