Sowing season - Farmland Watercolor Landscaping

Watercolor paper: Arches cold press 12x9"
Brush - Most of my brushes are natural hair brushes as they hold water well, I occasionally use synthetic brush when I need more control on details.
Paint - Mixture of Van Gogh, Da Vince, Holbein, Winsor & Newton. I prefer tube form paints for my style.
color in my palette:
Phthalo blue, Verditer blue, Indanthrene blue, Ultramarine, Ultramarine violet, Lavender, Permanent blue violet, Quinacridone purple, Quinacridone red, Quinacridon violet
Cobalt turquoise, Indigo, Payen grey, Sepia, Burnt umber, Dragon's blood, Winsor red, Davy's grey, Titanium white
Viridian, Sap green, Leaf green, Olive green, Yellow Ochre, Burnt Sienna, Pyrrole orange, Permanent orange, Winsor yellow, Jaune Brillant
Other: napkin, pencil, pallets knife, spray bottle, masking fluid