Life Cycle
Perennial
Plant Characteristics
green spears
Growth Habit
Upright
Bloom Season
summer
Flavour Profile
Mild
Suitable for
Outdoor
Seed Type
Non-GMO
Plant Type
Vegetable
Planting Season
Spring
Fruit Size
Spears
Plant Height
60–90 cm
Light Requirement
Full sun
Water Needs
Moderate
Hardiness Zones
3–9
Container Garden
No
Plant Spacing
30–45 cm
Planting Depth
2.5 cm
Growing Conditions
Well-drained
Frequently Asked Questions
Can Connover's Colossal asparagus be harvested for many years once established?
Can Connover's Colossal asparagus be harvested for many years once established?
Yes. As a perennial vegetable, established plants can continue producing edible spears for many growing seasons with proper care.
Should young asparagus plants be left unharvested during their first years?
Should young asparagus plants be left unharvested during their first years?
Yes. Allowing young plants to establish before regular harvesting helps develop stronger crowns and supports future production.
Can Connover's Colossal be grown in raised beds?
Can Connover's Colossal be grown in raised beds?
Yes. Raised beds with deep, well-drained, fertile soil provide excellent growing conditions for healthy asparagus crowns.
Will harvesting stop when the spears become thin?
Will harvesting stop when the spears become thin?
Yes. Ending the harvest when spear thickness decreases allows the plants to produce fern-like foliage and replenish energy for the next season.
Can the young spears be steamed, roasted, or grilled?
Can the young spears be steamed, roasted, or grilled?
Yes. Fresh asparagus spears are suitable for steaming, roasting, grilling, stir-fries, soups, and many other cooked dishes.
How is Connover's Colossal different from purple asparagus?
How is Connover's Colossal different from purple asparagus?
Connover's Colossal produces traditional green spears, while purple asparagus varieties develop distinctive purple-colored spears with a different appearance.