Any serious gardener invests in a quality phosphorous-potassium bloom booster to promote the heaviest, most abundant bloom. But many gardeners don't realise that in order to get their money's worth it's absolutely essential to add these components in the correct ratio – more specifically, you need twice as much potassium than phosphorous - it's what your plants are crying out for in the bloom phase.

Advanced Nutrients know exactly the kind of bloom boost your plants need. They have spent years calculating exactly the right ratios of K and P in Hammerhead so that your plants produce the impressive harvests you desire.

In Brief:

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