Alright, 3 runs.
Morning run = Fruits, Trees, Allotments.
5pm run = Trees, Allotments.
Midnight run = Trees, Allotments.
All runs:
20 laws, 20 airs, 20 waters.
Seed dibber, spade, hatchet, gardening trowel.
Coins.
Fruit tree run:
Catherby, Grand Tree, Gnome Village, Ardougne.
4 Palm tree sapling, 60 papayas.
Tree run:
Varrock, Grand Tree, Falador, Taverley, Lumbridge.
5 Yew tree sapling, 5 super compost, tinderbox
Allotment run:
Falador, Catherby, Ardougne, Ghostly Port.
24 watermelon seeds, 4 super compost, 4 herb seeds, Ectophial.
Supercompost run (when necessary):
Just do a herb run, with spirit terrorbird.
15 buckets, 15 pineapples, herb seed, super compost.
XP:
(4x10.3k) + (5x7.1k) + (5x7.1k) + (5x7.1k) + (4x500) + (4x500) + (4x500) + (4x200) + (4x200) + (4x200)
41.2k + 35.5k + 35.5k + 35.5k + 2k + 2k + 2k + 800 + 800 + 800 = 150kxp/day!