The answer to 'deck invasive plants' is that common invasive plants that can take over decks include ivy, bamboo, and certain grasses. These plants spread rapidly, can damage the deck's structure, and are difficult to fully remove once established.
The main symptoms are seeing the plants growing up through cracks or seams in the deck, or noticing the deck boards becoming uneven or unstable. To address this, it's best to act quickly before the plants become too widespread. For small infestations, you may be able to remove the plants manually, but for larger problems, it's recommended to call a professional landscaper who can properly identify and treat the invasive species.