Possible Clues:

• Tool
• Tool needed when a telephone line is installed
• Small hand tool for gardening
• The alien plant must come up using this?
• Let-up about the quarrel that there's little in spades
• Plasterer's tool
• Small garden tool for handling plants
• This makes plaster spread right, getting drier on the outside
• Brick-laying tool
• Let it do a little sigging up around what you do with the oar