Holland Secret is a complete 3-Part Fertilizer with all of the essential elements and trace minerals that a plant needs. It can be used with any grow medium, (soil, coco or hydro) in any situation (cuttings, vegetative, flowering).
The Grow Awards 2025 🏆 
Pure breeding - rock candy cake
Auto Northern Lights
Juicy Fruit(Auto Fem)
By continuing to use the website or clicking Accept you consent to our cookies and personal data policy and confirm that you are at least 18 year old. For details please see Privacy Policy and Terms
Accept
Holland Secret - Grow
Follow
Show more
Winners Show All Diaries
Popular Diaries Show All Diaries
17 weeks
Mars hydro Pure breeding rock candy cakeMerrymoosefamilyfarmsPure breeding - rock candy cake3 years ago · 46 comments
+3 strains
New Diaries Show All Diaries
11 weeks
Northern Lights Auto (Divine Seeds)TheGreenCareTakerAuto Northern Lights8 months ago · 1 comment
12 weeks
Juicy Fruit (Auto Fem)Bloodshot GeneticsTheGreenCareTakerJuicy Fruit(Auto Fem)a year ago · 3 comments
+1 strain
Latest Reviews Show All Reviews
Show more
8 months ago
Show more
a year ago
Show more
a year ago
Show more
2 years ago
Show more
2 years ago
Grow Questions Show all Grow Questions
Solved
MaxGrowCanada
DecisionsI want to clone the lowest two branches, to have acess to my...Techniques. ScrOG
5 years ago
3
2
Solved
GrowLikeYknow
Conjoined top leaves! 1st node top?Is it possible to top a seedling above the 1st node? Obvious...Leaves. Other
Techniques. Topping
5 years ago
1
3
Solved
MaxGrowCanada
KinkyWhat should I do about this kink?
It appears to be a pinch p...Plant. Other
5 years ago
2
2
Solved
Tubington9
Raspberry kush ready for flush?Raspberry kush looking like she’s ready for flush, what yo...Other. General questions
3 years ago
3
3
Solved
AreDeeDubbleyouSee
Where to put top feed line during germination?Where do you guys set your top feed line on rockwool cubes d...Other. General questions
Germination. Cube
4 years ago
2
2