The workshop in the barossa was a fabulous success, they all went home with work books, and if they didn't acheive many samples, they saw how others got out comes to inspire them to keep experiment and achieve at home.
So start to collecting for your workshop:
Onion peels, dry only. Marigold, goldenrod, bottlebrush poinsetta(posionous) petals dried.
Red dirt, clay.
Fresh and dry oak, gum leaves of different trees.
Fresh berberis leaves.
Acacia seed pods.
Bring what cookie cutters they have, find as many big dog clips or big clips they can find. Collect small objects that are cup, aluminium, and pots ans even kettles too. Rubber gloves.
Twine of every kind i.e. synthetic or natural.