Plants are an essential
part of any healthy pond. They are the key providers of
oxygen, create shade from the sun and hiding places from predators,
and most importantly,
provide an essential part of the natural filtration process.
For ease of identification, the aquatic plants you've received can
be categorized as either Lilies (Nymphaea), Lotus (Nelumbo)
or Shallow Water Plants (everything else,
including Iris). The following guidelines
can assist you in getting the most out of your plants:
All aquatic
plants perform their best when grown in good garden
soil. Using a plastic container will contain
the soil and simplify the task of maintaining the plant
and pond. A 1" layer of pea gravel should be placed
on top of the soil to prevent fish from disturbing
the soil and plant.
All rooted water
plants will require fertilizer occasionally. A
good indication that plants aren't getting enough fertilization
is if they begin to shrink in size
during the growing season.
-
We recommend
the use of a slow release fertilizer (5 gram) in
tablet form.
-
If using a granular fertilizer, wrap a
small
amount in a paper towel.
-
Push either type of
fertilizer several inches below the soil surface.
-
Be
careful not to over fertilize as this will promote
algae
growth.
-
If fertilizer does not cause renewed plant
vigor,
the
container may be too small or there may
be to little sunshine. A larger planter
will allow the plant to grow larger.
-
Choose a cool, shaded area for
potting. It is important not to let roots dry out completely.
-
Use regular garden soil, not commercial potting soil
mixes.
-
If there are large drain holes in the pots you are
using, place a few sheets of newspaper in the bottom
before adding Soil.
-
Add two 5 gram fertilizer tablets per gallon of soil
before placing plant in the pot. Be careful that plant
roots are not touching the fertilizer as this will
burn the roots.
All Plants
- Do not fertilize.
- Prune dead foliage.
Hardy Water Lilies and Lotus
- Place container so that crown of plant is below the
freeze line.
Tropical Water Lilies and Lotus
Hardly Shallow Water Plants
Tropical Shallow Water Plants
- Treat as an annual or bring indoors as a house plant.
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Water lilies:

- Never cover the crown with soil.
- Place the cut end of the tuber closest to the pot edge.
- Plant in relatively still water. Strong water currents
are often detrimental
to their development.
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Lotus:

- Tuber should be placed on top of soil and held in place
by gravel only until rooted.
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Shallow Water Plants:

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Whenever possible, place newly potted plants at shallow depths.
Once established, move them to the proper depth, as indicated in
the following chart. If your pond or water garden doesn't have
a shelf to allow this, newly potted plants can be raised on bricks.
Recommended Plant Depths
These are approximate depths. The measurement is from the water
level to the top of the planter.
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New |
Estab-lished |
| Water Lilies |
8" - 12" |
18" - 24" |
| Lotus |
2" - 4" |
6" - 12" |
| Shallow Water Plants |
0" - 2" |
0" - 6" |
| Lily-Like Aquatics |
4" - 6" |
8" - 10" |
| Oxygenators |
8" - 10" |
10" - 16" |
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