Knowledgebase
Welcome to the BTL Knowledgebase. Ever since we started lining ponds, creating covers, and helping people with their projects, we've gotten asked a lot of questions. Many of these questions are repeatedly asked, so we put together the BTL knowledgebase to help answer any questions you had about a particular subject. We are adding new questions every month, so continue to check back often!
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Can koi ponds survive in winter?
Koi are a hardy fish that are more likely to survive through the winter cold.
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Do I need to add chemicals or bacteria to my pond for the winter?
Green organic growth, like algae, will be much less likely to grow in water below 45 degrees.
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When should I cut back pond plants for the winter?
You'll want to begin trimming back marginals and removing tropical plants a few weeks before the first freeze.
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How do I overwinter a water hyacinth?
Water hyacinths are able to survive the winter through USDA plant hardiness zones 8 through 11.
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What floating pond plants can survive winter in a pond?
Some floating plants, like hard water lilies, pickerelweed, and marsh marigold are winter hardy and less likely to die as the cold weather rolls in.
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How do I winterize my pond lily
In late summer or early fall, stop fertilizing your water lilies entirely. This lets their system know that cold weather is approaching, and will encourage the plant to grow tubers which provide food for them throughout the winter.
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Do fish go into hibernation?
Fish don't hibernate persay, but they use other instinctual tactics to survive the period of cold temperatures and lack of food.
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Can I add fish to a pond in the winter?
Late spring and summer are the best time to add fish to a pond.
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How deep does a pond need to be for fish to survive the winter?
This depends on your location, and how deep the ice tends to grow into the water. This also depends on what kind of fish you choose, and how much room they need to thrive.
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What do you do with an outdoor pond in winter?
Winterizing your pond will protect your water quality and the health of your fish and plants even through the cold of winter.
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Do turn my pond pump off in winter?
Pond pumps can be kept running through the winter in places with mild winters. In colder places, pumps are removed from the pond and stored safely until spring.
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How do I close my fish pond for the winter?
Shutting down or preparing your fish pond for the winter is typically referred to as 'winterizing' your pond.
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Why do they drain ponds in winter?
Typically, people drain their ponds for the winter when their worried about ice damaging equipment or the pond liner itself.
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Should I drain my pond for the winter?
Whether or not to drain your pond depends on how cold it gets in your area, the size of your pond, and how much time you're able to dedicate to its upkeep.
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How do I prepare pond plants for the winter?
Some plants can be cut back and will rebloom in the spring, others will need to be removed and placed indoors or in a compost pile.
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Should I clean my pond before winter?
Yes! Cleaning your pond before winter protects your plants and fish from gases formed by decomposing organics.
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Can fish survive the winter in a garden pond?
Certain kinds of fish are much more prepared to deal with the freezing temperatures of cold winters than others.
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How do I winterize a waterfall?
Waterfalls with submerged pumps are likely to do better than external pumps during cold winters.
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How should I design my pond to overwinter fish?
The first step in setting up a well-prepared pond for winterizing is in the design. Good job on considering this early!
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I have no fish. How do I winterize my pond?
With no fish friends to worry about, winterizing becomes a much simpler chore.
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Should I winterize a koi pond?
Koi are quite hardy during winters, but they need some preparation to come through it in good health.
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Do I have to winterize my pond?
It's ultimately your choice whether to winterize your pond - you may want to consider how cold winters typically get in your area.
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When should I winterize my pond?
The timetable for winterizing your pond depends on how extreme your winter weather is.
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