When does basil flower?
In June–September; the flowers are white.
When do I sow basil?
In March–April (sow indoors).
When is basil harvested?
In June–August.
Does basil tolerate shade?
No, it needs full sun.
How much space does basil need?
At maturity 7⅞ in–11¾ in wide and 7⅞ in–1 ft 7⅝ in tall; recommended spacing 9¾ in.
Powdery mildews — what can you do?
Destroy fallen infected leaves in fall; do not over-feed, and protect from drought (stress invites powdery mildew). Prune out infected shoots early and destroy fallen leaves.
Sage and Ligurian leafhoppers — what can you do?
Affected herbs are safe to eat; no control is needed. Encourage natural enemies (ladybirds, wasps, ground beetles, birds).