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Monday 14 March 2016

Propagation Of Plants



WALHT - Understand that listening and following instructions helps us to carry out a investigation in science

Image result for strawberry runner
A Strawberry Plant & A Runner
What is propagation?
The growth/creation of a new plant taken from a: bulb, cutting, seeds etc.

Example of propagation -
Garlic -
> Peel whole garlic and separate pieces.
> Place approximately 3 in small container
> Pour small amount of water - shallow
> Wait 1 - 2 weeks
> Remove garlic with no roots
> Plant Garlic in fairly large container (Or wait few more days for roots to lengthen)

What is stagnate & stagnant?

Stagnant -
Water cannot flow and is dirty and smelly

Stagnate -
When water stagnates, it changes colour, and becomes stale and often smelly

Experiment - Do roots have hairs?

Equipment -
> Bottom half of a transparent plastic water bottle
> Tape
> Approximately 2 - 3 Blotting paper (Paper Towel)
> Cress/Alfalfa seeds
> Approximately ⅔  cup of water

Hypothesis -
I think that the seeds in the middle of the blotting paper will survive since it doesn’t get too much water or sunlight and is not on top of the cold/hot temperature. However, I might be wrong because it seems like there is not enough space in the middle for the plant to grow.

What we did -

Day 1 -
The seeds are giving off a yellow ‘liquid’ and the water stinks. Kevin’s stagnant water is attracting an interested mosquito.

Day 2 - A couple of Alfalfa seed sprouts are starting to spring up. Thankfully, the mosquito has gone off somewhere else. No change of the current smell yet.
Day 3 - The seeds are growing rapidly. A bottom pocket seems to be crowded in roots & stalks.

Day 4, 5 & 6 - Stalks & leaves growing.

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