Pay in 4 interest-free payments of $4.24 Learn more
Ships within 48 hours · Estimated delivery Jul 30 - Aug 4
Height: 39'
Spikes of rich violet-blue flowers appear in high summer
Size: Medium Shrub 125cm x 125cm
needs well-drained soil
Upright spikes of minor magenta-pink flowers form in early summer
Green Earth Horticultural Oil H Height: 39'Concentrated insect spray Horticultural oil has proven to be a great natural pest repellent. Works great for Mealy Bugs. The primary way horticultural oil kills insects is by suffocating them. The oil blocks the spiracles through which insects breathe. Horticultural oil also disrupt the metabolism of insect eggs and the ability of some insects to feed, causing them to starve to death. Mix with water