So if you have a two inch bulb you would plant it four to six inches deep water them well after planting.
Which direction to plant allium bulbs.
Plant the bulbs in a multi purpose compost and water thoroughly.
Space smaller varieties of alliums 3 4in 8 10cm apart taller alliums need at least 8in 20cm between the bulbs.
Outdoor beds find a location where the soil drains well.
Most bulbs not all have a tip which is the end that goes up.
Fill in the holes and tread down lightly.
Position the bulbs with the pointed end facing upwards.
Plant at 3 4 times the depth of the bulb and approx 10cm 15cm apart.
Most allium bulbs will do well in deep pots.
That is one way to tell which way to plant bulbs.
After planting water the soil well to settle the soil around the bulbs.
Depending on the size of the bulb plant 10 15cm deep and 10 15cm apart.
When to plant them.
Choose a planting location for the allium bulbs that will provide as much sunlight as possible.
Plant allium bulbs 4 times the size of the bulb below the surface of the soil pointy side up.
Plant the allium bulbs with the pointy end facing up.
Feed regularly in poor soils.
The bulb forming alliums will need to be planted in the fall.
If there are still water puddles 5 6 hours after a hard rain scout out another site.
Dot throughout your beds and borders to add structure or plant in a container with tulips or other spring plants.
Then cross your fingers and wait for spring.
Alliums are amongst the most undemanding flower bulbs to plant tolerating most types of soil and hardy down to zone 4.
Or amend the soil with the addition of organic material to raise the level 2 3 to improve the drainage.
The planting depth should be two to three times the diameter of the bulbs.
Strictly speaking allium is a genus of flowering bulb plants that includes various types of onions and garlic but when spoken in gardening circles the term usually refers to inedible members of the genus.
Loosen and turn over the soil in the planting location to a depth of 12 to 14 inches with a garden fork or spade.
Peat moss compost ground bark or decomposed manure all work well and a.
How to tell which way is up is by looking at the bulb and locating a smooth tip and a rough underside.
Once you have identified the roots face it downward with the pointy tip up.
I tend to plant in good drifts rather than in twos and threes to avoid a dotty look.
Cowanii hair purple sensation sphaerocephalon atropurpureum and nectaroscordum can be planted en masse.
The small and middle sized alliums a.
Make sure to use a deep and fairly large pot for large allium bulbs.
The roughness comes from the roots of the bulb.
Allium bulbs are fairly low maintenance have dazzling flowers and tend to deter pests making them a great addition to most gardens.
After flowering remove the leaves when they have withered.