When does garden nasturtium flower?
In June–October; the flowers are orange, yellow, red, pink or white.
When do I sow garden nasturtium?
In April–May (direct sowing).
When is garden nasturtium harvested?
In June–August.
Does garden nasturtium tolerate shade?
It tolerates part shade (3–6 hours of sun), but not full shade.
How much space does garden nasturtium need?
At maturity 11¾ in–2 ft 11⅜ in wide and 11¾ in–9 ft 10⅛ in tall; recommended spacing 11¾ in.
Glasshouse whitefly — what can you do?
Check/isolate new plants; remove unneeded host plants; ventilate well. Check regularly and remove affected parts.
Two-spotted spider mite — what can you do?
Avoid hot, dry and overcrowded spaces; remove weeds and plant debris for winter. Regularly misting plants with water reduces the risk but is not enough on its own; remove heavily affected plants.