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CALADIUMS
(from
the new handbook)
Caladium bicolor Rose Bud

18 inches tall (available at Park Seeds)
The caladium is a bright, bold-leaved plant that is grown
mainly for its foliage in both sun or shade. It produces
broad arrow-shaped leaves in striking color combinations of
reds, pinks, whites and bi-colors. Flowers are insignificant
and can be removed when first noted.
Caladiums will tolerate
hot humid temperatures. Plant when the soil temperature is at least 70
degrees.
Caladiums need night temperature in the high 50’s and days
about 80. Soil should be constantly moist. Plant tubers 2
inches deep and about 6 to 8 inches apart. Plant with the
knobby side of the caladium tuber up.
Planting them upside down
will delay emergence of leaves but not hurt the plants. The
soil should be light and well drained. Leaf mold or peat
moss may be added for better results. Water very little at
first to prevent deterioration, then water freely when
leaves appear.
In cooler climates start
in 6 inch pots about 3 weeks before you are ready to plant
in the garden. Keep them warm. Fertilize every 5 to 6 weeks
with a balanced fertilizer, such as a 6-6-6.
Regular feeding is
generally necessary since we water caladiums a lot to keep
them turgid and happy. Caladiums do well when grown in
containers indoors, especially if you give
them some supplementary light and keep them warm (above 70
degrees.) Those producing shorter stems and a large number
of leaves, such as the lance-leaved types are best.
Caladiums may be exhibited
as potted plants, cut flower cultivars or cut leaf
specimens. The flower show schedule should designate what is
desired. Caladiums are characterized as Fancy Leaf and New
and Different.
Fancy Leaf
are broken down into medium to large leaf from 12 to 24
inches tall, and Large to Extra-large leaf from 18 to 30
inches tall. These are broken down into three colors, pink,
red and white.
New and Different
Caladiums are
divided into three groups. Dwarf leaf which is similar in
appearance to fancy leaved caladiums but have smaller
leaves. They grow from 6 to 14 inches tall. Lance leaf
varieties have a lance- point shaped leaf with ruffled
edges. Strap leaf varieties produce more leaves
making them ideal for ground cover or front row plantings.
Typically they stay under 12 inches in height.
Examples of Fancy Leaf cultivars. Pink: Kathleen,
Pink Beauty, Rosebud, Carolyn Wharton. Red: Brandy
Wine, Frieda Hemple, Red Flash, Postman Joyner. White:
Aaron, White Christmas, June Bride, Candidum. Lance Leaf:
Jackie Suthers, Pink Symphony, White Wing. Strap Leaf:
Pink Gem, Red Frill
Dwarf: Candidum Junior, Miss Muffet.
Cutting and Conditioning Leaves1.
Cut stems off near the bottom and immediately set stems in
water. They will go through a wilt stage in the first 24
hours; however, they will perk up.
2. DO NOT place in the
refrigerator or a cool place. The leaf will hold up to 2
weeks at room temperature; however, the color may fade. 3.
Check the leaf on both sides for cracks or bruises. Hold up
to the light to check the back.
4. Rinse leaf carefully -
Do Not Scrub. Use cotton ball or swab to clean hard to get
to areas.
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