Strewing herbs were used mixed with, or instead of, rushes or straw to cover floors.
Strewing Herbs of all sorts:Bassell [basil], fine and busht, sowe in May.
Bawlme [Lemon Balm?], set in Marche
Camamel [Camomile]
Costemary [Costmary/Bible Leaf]
Cowsleps and paggles.
Daisies of all sorts
Sweet fennell
Germander
Hop, set in Febru arie.
Lavender
Lavender spike
Lavender cotten [santolina]
Marjorom, knotted, sow or set, at the spring.
Mawdelin
Peny ryall [Pennyroyal]
Roses of all sorts, in January and September
Red myntes [peppermint?]
Sage
Tansey
Violets
Winter savery.

From Thomas Tusser’s Five Hundred Points of Good Husbandry:  
image: Herbs at medieval market, Campello (penguinee.wordpress)

Strewing herbs were used mixed with, or instead of, rushes or straw to cover floors.

Strewing Herbs of all sorts:
  1. Bassell [basil], fine and busht, sowe in May.
  2. Bawlme [Lemon Balm?], set in Marche
  3. Camamel [Camomile]
  4. Costemary [Costmary/Bible Leaf]
  5. Cowsleps and paggles.
  6. Daisies of all sorts
  7. Sweet fennell
  8. Germander
  9. Hop, set in Febru arie.
  10. Lavender
  11. Lavender spike
  12. Lavender cotten [santolina]
  13. Marjorom, knotted, sow or set, at the spring.
  14. Mawdelin
  15. Peny ryall [Pennyroyal]
  16. Roses of all sorts, in January and September
  17. Red myntes [peppermint?]
  18. Sage
  19. Tansey
  20. Violets
  21. Winter savery.

From Thomas Tusser’s Five Hundred Points of Good Husbandry:  

image: Herbs at medieval market, Campello (penguinee.wordpress)